7547980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3119}}^1$

素因数の和:3150

約数の個数: 36

約数和(自身を含む): 17428320

約数和(自身を除く): 9880340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 3119, 6238, 12476, 15595, 31190, 34309, 62380, 68618, 137236, 171545, 343090, 377399, 686180, 754798, 1509596, 1886995, 3773990, 7547980]

約数ペア:

[(1, 7547980), (2, 3773990), (4, 1886995), (5, 1509596), (10, 754798), (11, 686180), (20, 377399), (22, 343090), (44, 171545), (55, 137236), (110, 68618), (121, 62380), (220, 34309), (242, 31190), (484, 15595), (605, 12476), (1210, 6238), (2420, 3119)]