31340320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17807}}^1$

素因数の和:17833

約数の個数: 48

約数和(自身を含む): 80777088

約数和(自身を除く): 49436768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 17807, 35614, 71228, 89035, 142456, 178070, 195877, 284912, 356140, 391754, 569824, 712280, 783508, 979385, 1424560, 1567016, 1958770, 2849120, 3134032, 3917540, 6268064, 7835080, 15670160, 31340320]

約数ペア:

[(1, 31340320), (2, 15670160), (4, 7835080), (5, 6268064), (8, 3917540), (10, 3134032), (11, 2849120), (16, 1958770), (20, 1567016), (22, 1424560), (32, 979385), (40, 783508), (44, 712280), (55, 569824), (80, 391754), (88, 356140), (110, 284912), (160, 195877), (176, 178070), (220, 142456), (352, 89035), (440, 71228), (880, 35614), (1760, 17807)]