1561872

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2503}}^1$

素因数の和:2527

約数の個数: 40

約数和(自身を含む): 4346944

約数和(自身を除く): 2785072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 2503, 5006, 7509, 10012, 15018, 20024, 30036, 32539, 40048, 60072, 65078, 97617, 120144, 130156, 195234, 260312, 390468, 520624, 780936, 1561872]

約数ペア:

[(1, 1561872), (2, 780936), (3, 520624), (4, 390468), (6, 260312), (8, 195234), (12, 130156), (13, 120144), (16, 97617), (24, 65078), (26, 60072), (39, 40048), (48, 32539), (52, 30036), (78, 20024), (104, 15018), (156, 10012), (208, 7509), (312, 5006), (624, 2503)]