56520860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2357}}^1$

素因数の和:2486

約数の個数: 48

約数和(自身を含む): 130727520

約数和(自身を除く): 74206660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2357, 2398, 4714, 4796, 5995, 9428, 11785, 11990, 23570, 23980, 25927, 47140, 51854, 103708, 129635, 256913, 259270, 513826, 518540, 1027652, 1284565, 2569130, 2826043, 5138260, 5652086, 11304172, 14130215, 28260430, 56520860]

約数ペア:

[(1, 56520860), (2, 28260430), (4, 14130215), (5, 11304172), (10, 5652086), (11, 5138260), (20, 2826043), (22, 2569130), (44, 1284565), (55, 1027652), (109, 518540), (110, 513826), (218, 259270), (220, 256913), (436, 129635), (545, 103708), (1090, 51854), (1199, 47140), (2180, 25927), (2357, 23980), (2398, 23570), (4714, 11990), (4796, 11785), (5995, 9428)]