120919840

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24379}}^1$

素因数の和:24425

約数の個数: 48

約数和(自身を含む): 294900480

約数和(自身を除く): 173980640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 24379, 48758, 97516, 121895, 195032, 243790, 390064, 487580, 755749, 780128, 975160, 1511498, 1950320, 3022996, 3778745, 3900640, 6045992, 7557490, 12091984, 15114980, 24183968, 30229960, 60459920, 120919840]

約数ペア:

[(1, 120919840), (2, 60459920), (4, 30229960), (5, 24183968), (8, 15114980), (10, 12091984), (16, 7557490), (20, 6045992), (31, 3900640), (32, 3778745), (40, 3022996), (62, 1950320), (80, 1511498), (124, 975160), (155, 780128), (160, 755749), (248, 487580), (310, 390064), (496, 243790), (620, 195032), (992, 121895), (1240, 97516), (2480, 48758), (4960, 24379)]