442030280

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139883}}^1$

素因数の和:139973

約数の個数: 32

約数和(自身を含む): 1007164800

約数和(自身を除く): 565134520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 139883, 279766, 559532, 699415, 1119064, 1398830, 2797660, 5595320, 11050757, 22101514, 44203028, 55253785, 88406056, 110507570, 221015140, 442030280]

約数ペア:

[(1, 442030280), (2, 221015140), (4, 110507570), (5, 88406056), (8, 55253785), (10, 44203028), (20, 22101514), (40, 11050757), (79, 5595320), (158, 2797660), (316, 1398830), (395, 1119064), (632, 699415), (790, 559532), (1580, 279766), (3160, 139883)]