30073780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{613}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 69318144

約数和(自身を除く): 39244364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 223, 446, 613, 892, 1115, 1226, 2230, 2452, 2453, 3065, 4460, 4906, 6130, 6743, 9812, 12260, 12265, 13486, 24530, 26972, 33715, 49060, 67430, 134860, 136699, 273398, 546796, 683495, 1366990, 1503689, 2733980, 3007378, 6014756, 7518445, 15036890, 30073780]

約数ペア:

[(1, 30073780), (2, 15036890), (4, 7518445), (5, 6014756), (10, 3007378), (11, 2733980), (20, 1503689), (22, 1366990), (44, 683495), (55, 546796), (110, 273398), (220, 136699), (223, 134860), (446, 67430), (613, 49060), (892, 33715), (1115, 26972), (1226, 24530), (2230, 13486), (2452, 12265), (2453, 12260), (3065, 9812), (4460, 6743), (4906, 6130)]