20807032920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1148291}}^1$

素因数の和:1148456

約数の個数: 64

約数和(自身を含む): 62834538240

約数和(自身を除く): 42027505320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151, 302, 453, 604, 755, 906, 1208, 1510, 1812, 2265, 3020, 3624, 4530, 6040, 9060, 18120, 1148291, 2296582, 3444873, 4593164, 5741455, 6889746, 9186328, 11482910, 13779492, 17224365, 22965820, 27558984, 34448730, 45931640, 68897460, 137794920, 173391941, 346783882, 520175823, 693567764, 866959705, 1040351646, 1387135528, 1733919410, 2080703292, 2600879115, 3467838820, 4161406584, 5201758230, 6935677640, 10403516460, 20807032920]

約数ペア:

[(1, 20807032920), (2, 10403516460), (3, 6935677640), (4, 5201758230), (5, 4161406584), (6, 3467838820), (8, 2600879115), (10, 2080703292), (12, 1733919410), (15, 1387135528), (20, 1040351646), (24, 866959705), (30, 693567764), (40, 520175823), (60, 346783882), (120, 173391941), (151, 137794920), (302, 68897460), (453, 45931640), (604, 34448730), (755, 27558984), (906, 22965820), (1208, 17224365), (1510, 13779492), (1812, 11482910), (2265, 9186328), (3020, 6889746), (3624, 5741455), (4530, 4593164), (6040, 3444873), (9060, 2296582), (18120, 1148291)]