2018963700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{172561}}^1$

素因数の和:172594

約数の個数: 108

約数和(自身を含む): 6815163628

約数和(自身を除く): 4796199928

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1950, 2340, 2925, 3900, 5850, 11700, 172561, 345122, 517683, 690244, 862805, 1035366, 1553049, 1725610, 2070732, 2243293, 2588415, 3106098, 3451220, 4314025, 4486586, 5176830, 6212196, 6729879, 7765245, 8628050, 8973172, 10353660, 11216465, 12942075, 13459758, 15530490, 17256100, 20189637, 22432930, 25884150, 26919516, 31060980, 33649395, 38826225, 40379274, 44865860, 51768300, 56082325, 67298790, 77652450, 80758548, 100948185, 112164650, 134597580, 155304900, 168246975, 201896370, 224329300, 336493950, 403792740, 504740925, 672987900, 1009481850, 2018963700]

約数ペア:

[(1, 2018963700), (2, 1009481850), (3, 672987900), (4, 504740925), (5, 403792740), (6, 336493950), (9, 224329300), (10, 201896370), (12, 168246975), (13, 155304900), (15, 134597580), (18, 112164650), (20, 100948185), (25, 80758548), (26, 77652450), (30, 67298790), (36, 56082325), (39, 51768300), (45, 44865860), (50, 40379274), (52, 38826225), (60, 33649395), (65, 31060980), (75, 26919516), (78, 25884150), (90, 22432930), (100, 20189637), (117, 17256100), (130, 15530490), (150, 13459758), (156, 12942075), (180, 11216465), (195, 10353660), (225, 8973172), (234, 8628050), (260, 7765245), (300, 6729879), (325, 6212196), (390, 5176830), (450, 4486586), (468, 4314025), (585, 3451220), (650, 3106098), (780, 2588415), (900, 2243293), (975, 2070732), (1170, 1725610), (1300, 1553049), (1950, 1035366), (2340, 862805), (2925, 690244), (3900, 517683), (5850, 345122), (11700, 172561)]