40356420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1669}}^1$

素因数の和:1725

約数の個数: 96

約数和(自身を含む): 125690880

約数和(自身を除く): 85334460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1669, 1860, 2015, 2418, 3338, 4030, 4836, 5007, 6045, 6676, 8060, 8345, 10014, 12090, 16690, 20028, 21697, 24180, 25035, 33380, 43394, 50070, 51739, 65091, 86788, 100140, 103478, 108485, 130182, 155217, 206956, 216970, 258695, 260364, 310434, 325455, 433940, 517390, 620868, 650910, 672607, 776085, 1034780, 1301820, 1345214, 1552170, 2017821, 2690428, 3104340, 3363035, 4035642, 6726070, 8071284, 10089105, 13452140, 20178210, 40356420]

約数ペア:

[(1, 40356420), (2, 20178210), (3, 13452140), (4, 10089105), (5, 8071284), (6, 6726070), (10, 4035642), (12, 3363035), (13, 3104340), (15, 2690428), (20, 2017821), (26, 1552170), (30, 1345214), (31, 1301820), (39, 1034780), (52, 776085), (60, 672607), (62, 650910), (65, 620868), (78, 517390), (93, 433940), (124, 325455), (130, 310434), (155, 260364), (156, 258695), (186, 216970), (195, 206956), (260, 155217), (310, 130182), (372, 108485), (390, 103478), (403, 100140), (465, 86788), (620, 65091), (780, 51739), (806, 50070), (930, 43394), (1209, 33380), (1612, 25035), (1669, 24180), (1860, 21697), (2015, 20028), (2418, 16690), (3338, 12090), (4030, 10014), (4836, 8345), (5007, 8060), (6045, 6676)]