30999340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 67529952

約数和(自身を除く): 36530612

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 163, 185, 257, 326, 370, 514, 652, 740, 815, 1028, 1285, 1630, 2570, 3260, 5140, 6031, 9509, 12062, 19018, 24124, 30155, 38036, 41891, 47545, 60310, 83782, 95090, 120620, 167564, 190180, 209455, 418910, 837820, 1549967, 3099934, 6199868, 7749835, 15499670, 30999340]

約数ペア:

[(1, 30999340), (2, 15499670), (4, 7749835), (5, 6199868), (10, 3099934), (20, 1549967), (37, 837820), (74, 418910), (148, 209455), (163, 190180), (185, 167564), (257, 120620), (326, 95090), (370, 83782), (514, 60310), (652, 47545), (740, 41891), (815, 38036), (1028, 30155), (1285, 24124), (1630, 19018), (2570, 12062), (3260, 9509), (5140, 6031)]