2078421168980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1\times {\mathrm{357079}}^1$

素因数の和:357529

約数の個数: 96

約数和(自身を含む): 4790516720640

約数和(自身を除く): 2712095551660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 367, 610, 734, 793, 1220, 1468, 1586, 1835, 3172, 3670, 3965, 4771, 7340, 7930, 9542, 15860, 19084, 22387, 23855, 44774, 47710, 89548, 95420, 111935, 223870, 291031, 357079, 447740, 582062, 714158, 1164124, 1428316, 1455155, 1785395, 2910310, 3570790, 4642027, 5820620, 7141580, 9284054, 18568108, 21781819, 23210135, 43563638, 46420270, 87127276, 92840540, 108909095, 131047993, 217818190, 262095986, 283163647, 435636380, 524191972, 566327294, 655239965, 1132654588, 1310479930, 1415818235, 1703623909, 2620959860, 2831636470, 3407247818, 5663272940, 6814495636, 7993927573, 8518119545, 15987855146, 17036239090, 31975710292, 34072478180, 39969637865, 79939275730, 103921058449, 159878551460, 207842116898, 415684233796, 519605292245, 1039210584490, 2078421168980]

約数ペア:

[(1, 2078421168980), (2, 1039210584490), (4, 519605292245), (5, 415684233796), (10, 207842116898), (13, 159878551460), (20, 103921058449), (26, 79939275730), (52, 39969637865), (61, 34072478180), (65, 31975710292), (122, 17036239090), (130, 15987855146), (244, 8518119545), (260, 7993927573), (305, 6814495636), (367, 5663272940), (610, 3407247818), (734, 2831636470), (793, 2620959860), (1220, 1703623909), (1468, 1415818235), (1586, 1310479930), (1835, 1132654588), (3172, 655239965), (3670, 566327294), (3965, 524191972), (4771, 435636380), (7340, 283163647), (7930, 262095986), (9542, 217818190), (15860, 131047993), (19084, 108909095), (22387, 92840540), (23855, 87127276), (44774, 46420270), (47710, 43563638), (89548, 23210135), (95420, 21781819), (111935, 18568108), (223870, 9284054), (291031, 7141580), (357079, 5820620), (447740, 4642027), (582062, 3570790), (714158, 2910310), (1164124, 1785395), (1428316, 1455155)]