31223060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{409}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 71910720

約数和(自身を除く): 40687660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 347, 409, 694, 818, 1388, 1636, 1735, 2045, 3470, 3817, 4090, 4499, 6940, 7634, 8180, 8998, 15268, 17996, 19085, 22495, 38170, 44990, 76340, 89980, 141923, 283846, 567692, 709615, 1419230, 1561153, 2838460, 3122306, 6244612, 7805765, 15611530, 31223060]

約数ペア:

[(1, 31223060), (2, 15611530), (4, 7805765), (5, 6244612), (10, 3122306), (11, 2838460), (20, 1561153), (22, 1419230), (44, 709615), (55, 567692), (110, 283846), (220, 141923), (347, 89980), (409, 76340), (694, 44990), (818, 38170), (1388, 22495), (1636, 19085), (1735, 17996), (2045, 15268), (3470, 8998), (3817, 8180), (4090, 7634), (4499, 6940)]