399351840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{831983}}^1$

素因数の和:832001

約数の個数: 48

約数和(自身を含む): 1257959808

約数和(自身を除く): 858607968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 831983, 1663966, 2495949, 3327932, 4159915, 4991898, 6655864, 8319830, 9983796, 12479745, 13311728, 16639660, 19967592, 24959490, 26623456, 33279320, 39935184, 49918980, 66558640, 79870368, 99837960, 133117280, 199675920, 399351840]

約数ペア:

[(1, 399351840), (2, 199675920), (3, 133117280), (4, 99837960), (5, 79870368), (6, 66558640), (8, 49918980), (10, 39935184), (12, 33279320), (15, 26623456), (16, 24959490), (20, 19967592), (24, 16639660), (30, 13311728), (32, 12479745), (40, 9983796), (48, 8319830), (60, 6655864), (80, 4991898), (96, 4159915), (120, 3327932), (160, 2495949), (240, 1663966), (480, 831983)]