290416390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{2719}}^1$

素因数の和:3708

約数の個数: 32

約数和(自身を含む): 571069440

約数和(自身を除く): 280653050

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 971, 1942, 2719, 4855, 5438, 9710, 10681, 13595, 21362, 27190, 29909, 53405, 59818, 106810, 149545, 299090, 2640149, 5280298, 13200745, 26401490, 29041639, 58083278, 145208195, 290416390]

約数ペア:

[(1, 290416390), (2, 145208195), (5, 58083278), (10, 29041639), (11, 26401490), (22, 13200745), (55, 5280298), (110, 2640149), (971, 299090), (1942, 149545), (2719, 106810), (4855, 59818), (5438, 53405), (9710, 29909), (10681, 27190), (13595, 21362)]