408538370

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{5237}}^1$

素因数の和:5542

約数の個数: 32

約数和(自身を含む): 763700400

約数和(自身を除く): 355162030

約数列:

[1, 2, 5, 10, 29, 58, 145, 269, 290, 538, 1345, 2690, 5237, 7801, 10474, 15602, 26185, 39005, 52370, 78010, 151873, 303746, 759365, 1408753, 1518730, 2817506, 7043765, 14087530, 40853837, 81707674, 204269185, 408538370]

約数ペア:

[(1, 408538370), (2, 204269185), (5, 81707674), (10, 40853837), (29, 14087530), (58, 7043765), (145, 2817506), (269, 1518730), (290, 1408753), (538, 759365), (1345, 303746), (2690, 151873), (5237, 78010), (7801, 52370), (10474, 39005), (15602, 26185)]