13941560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4909}}^1$

素因数の和:4991

約数の個数: 32

約数和(自身を含む): 31816800

約数和(自身を除く): 17875240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 4909, 9818, 19636, 24545, 39272, 49090, 98180, 196360, 348539, 697078, 1394156, 1742695, 2788312, 3485390, 6970780, 13941560]

約数ペア:

[(1, 13941560), (2, 6970780), (4, 3485390), (5, 2788312), (8, 1742695), (10, 1394156), (20, 697078), (40, 348539), (71, 196360), (142, 98180), (284, 49090), (355, 39272), (568, 24545), (710, 19636), (1420, 9818), (2840, 4909)]