30345890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{389}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 56862000

約数和(自身を除く): 26516110

約数列:

[1, 2, 5, 10, 29, 58, 145, 269, 290, 389, 538, 778, 1345, 1945, 2690, 3890, 7801, 11281, 15602, 22562, 39005, 56405, 78010, 104641, 112810, 209282, 523205, 1046410, 3034589, 6069178, 15172945, 30345890]

約数ペア:

[(1, 30345890), (2, 15172945), (5, 6069178), (10, 3034589), (29, 1046410), (58, 523205), (145, 209282), (269, 112810), (290, 104641), (389, 78010), (538, 56405), (778, 39005), (1345, 22562), (1945, 15602), (2690, 11281), (3890, 7801)]