140692880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{56731}}^1$

素因数の和:56775

約数の個数: 40

約数和(自身を含む): 337668864

約数和(自身を除く): 196975984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 56731, 113462, 226924, 283655, 453848, 567310, 907696, 1134620, 1758661, 2269240, 3517322, 4538480, 7034644, 8793305, 14069288, 17586610, 28138576, 35173220, 70346440, 140692880]

約数ペア:

[(1, 140692880), (2, 70346440), (4, 35173220), (5, 28138576), (8, 17586610), (10, 14069288), (16, 8793305), (20, 7034644), (31, 4538480), (40, 3517322), (62, 2269240), (80, 1758661), (124, 1134620), (155, 907696), (248, 567310), (310, 453848), (496, 283655), (620, 226924), (1240, 113462), (2480, 56731)]