3915560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{809}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 9695700

約数和(自身を除く): 5780140

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 809, 968, 1210, 1618, 2420, 3236, 4045, 4840, 6472, 8090, 8899, 16180, 17798, 32360, 35596, 44495, 71192, 88990, 97889, 177980, 195778, 355960, 391556, 489445, 783112, 978890, 1957780, 3915560]

約数ペア:

[(1, 3915560), (2, 1957780), (4, 978890), (5, 783112), (8, 489445), (10, 391556), (11, 355960), (20, 195778), (22, 177980), (40, 97889), (44, 88990), (55, 71192), (88, 44495), (110, 35596), (121, 32360), (220, 17798), (242, 16180), (440, 8899), (484, 8090), (605, 6472), (809, 4840), (968, 4045), (1210, 3236), (1618, 2420)]