20235623980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{367}}^1\times {\mathrm{1483}}^1$

素因数の和:1896

約数の個数: 144

約数和(自身を含む): 50369001984

約数和(自身を除く): 30133378004

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 367, 572, 676, 715, 734, 845, 1430, 1468, 1483, 1690, 1835, 1859, 2860, 2966, 3380, 3670, 3718, 4037, 4771, 5932, 7340, 7415, 7436, 8074, 9295, 9542, 14830, 16148, 16313, 18590, 19084, 19279, 20185, 23855, 29660, 32626, 37180, 38558, 40370, 47710, 52481, 62023, 65252, 77116, 80740, 81565, 95420, 96395, 104962, 124046, 163130, 192790, 209924, 212069, 248092, 250627, 262405, 310115, 326260, 385580, 424138, 501254, 524810, 544261, 620230, 682253, 848276, 1002508, 1049620, 1060345, 1088522, 1240460, 1253135, 1364506, 2120690, 2177044, 2506270, 2721305, 2729012, 2756897, 3411265, 4241380, 5012540, 5442610, 5513794, 5986871, 6822530, 7075393, 10885220, 11027588, 11973742, 13645060, 13784485, 14150786, 23947484, 27568970, 28301572, 29934355, 35376965, 55137940, 59868710, 70753930, 77829323, 91980109, 119737420, 141507860, 155658646, 183960218, 311317292, 367920436, 389146615, 459900545, 778293230, 919801090, 1011781199, 1556586460, 1839602180, 2023562398, 4047124796, 5058905995, 10117811990, 20235623980]

約数ペア:

[(1, 20235623980), (2, 10117811990), (4, 5058905995), (5, 4047124796), (10, 2023562398), (11, 1839602180), (13, 1556586460), (20, 1011781199), (22, 919801090), (26, 778293230), (44, 459900545), (52, 389146615), (55, 367920436), (65, 311317292), (110, 183960218), (130, 155658646), (143, 141507860), (169, 119737420), (220, 91980109), (260, 77829323), (286, 70753930), (338, 59868710), (367, 55137940), (572, 35376965), (676, 29934355), (715, 28301572), (734, 27568970), (845, 23947484), (1430, 14150786), (1468, 13784485), (1483, 13645060), (1690, 11973742), (1835, 11027588), (1859, 10885220), (2860, 7075393), (2966, 6822530), (3380, 5986871), (3670, 5513794), (3718, 5442610), (4037, 5012540), (4771, 4241380), (5932, 3411265), (7340, 2756897), (7415, 2729012), (7436, 2721305), (8074, 2506270), (9295, 2177044), (9542, 2120690), (14830, 1364506), (16148, 1253135), (16313, 1240460), (18590, 1088522), (19084, 1060345), (19279, 1049620), (20185, 1002508), (23855, 848276), (29660, 682253), (32626, 620230), (37180, 544261), (38558, 524810), (40370, 501254), (47710, 424138), (52481, 385580), (62023, 326260), (65252, 310115), (77116, 262405), (80740, 250627), (81565, 248092), (95420, 212069), (96395, 209924), (104962, 192790), (124046, 163130)]