56682880

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2857}}^1$

素因数の和:2907

約数の個数: 64

約数和(自身を含む): 139927680

約数和(自身を除く): 83244800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 2857, 3968, 4960, 5714, 9920, 11428, 14285, 19840, 22856, 28570, 45712, 57140, 88567, 91424, 114280, 177134, 182848, 228560, 354268, 365696, 442835, 457120, 708536, 885670, 914240, 1417072, 1771340, 1828480, 2834144, 3542680, 5668288, 7085360, 11336576, 14170720, 28341440, 56682880]

約数ペア:

[(1, 56682880), (2, 28341440), (4, 14170720), (5, 11336576), (8, 7085360), (10, 5668288), (16, 3542680), (20, 2834144), (31, 1828480), (32, 1771340), (40, 1417072), (62, 914240), (64, 885670), (80, 708536), (124, 457120), (128, 442835), (155, 365696), (160, 354268), (248, 228560), (310, 182848), (320, 177134), (496, 114280), (620, 91424), (640, 88567), (992, 57140), (1240, 45712), (1984, 28570), (2480, 22856), (2857, 19840), (3968, 14285), (4960, 11428), (5714, 9920)]