665811430

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{2239}}^1$

素因数の和:2604

約数の個数: 32

約数和(自身を含む): 1213470720

約数和(自身を除く): 547659290

約数列:

[1, 2, 5, 10, 131, 227, 262, 454, 655, 1135, 1310, 2239, 2270, 4478, 11195, 22390, 29737, 59474, 148685, 293309, 297370, 508253, 586618, 1016506, 1466545, 2541265, 2933090, 5082530, 66581143, 133162286, 332905715, 665811430]

約数ペア:

[(1, 665811430), (2, 332905715), (5, 133162286), (10, 66581143), (131, 5082530), (227, 2933090), (262, 2541265), (454, 1466545), (655, 1016506), (1135, 586618), (1310, 508253), (2239, 297370), (2270, 293309), (4478, 148685), (11195, 59474), (22390, 29737)]