4797980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 11146464

約数和(自身を除く): 6348484

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 193, 220, 226, 386, 452, 565, 772, 965, 1130, 1243, 1930, 2123, 2260, 2486, 3860, 4246, 4972, 6215, 8492, 10615, 12430, 21230, 21809, 24860, 42460, 43618, 87236, 109045, 218090, 239899, 436180, 479798, 959596, 1199495, 2398990, 4797980]

約数ペア:

[(1, 4797980), (2, 2398990), (4, 1199495), (5, 959596), (10, 479798), (11, 436180), (20, 239899), (22, 218090), (44, 109045), (55, 87236), (110, 43618), (113, 42460), (193, 24860), (220, 21809), (226, 21230), (386, 12430), (452, 10615), (565, 8492), (772, 6215), (965, 4972), (1130, 4246), (1243, 3860), (1930, 2486), (2123, 2260)]