30390560

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11173}}^1$

素因数の和:11205

約数の個数: 48

約数和(自身を含む): 76027896

約数和(自身を除く): 45637336

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 11173, 22346, 44692, 55865, 89384, 111730, 178768, 189941, 223460, 357536, 379882, 446920, 759764, 893840, 949705, 1519528, 1787680, 1899410, 3039056, 3798820, 6078112, 7597640, 15195280, 30390560]

約数ペア:

[(1, 30390560), (2, 15195280), (4, 7597640), (5, 6078112), (8, 3798820), (10, 3039056), (16, 1899410), (17, 1787680), (20, 1519528), (32, 949705), (34, 893840), (40, 759764), (68, 446920), (80, 379882), (85, 357536), (136, 223460), (160, 189941), (170, 178768), (272, 111730), (340, 89384), (544, 55865), (680, 44692), (1360, 22346), (2720, 11173)]