28923620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4241}}^1$

素因数の和:4292

約数の個数: 48

約数和(自身を含む): 68414976

約数和(自身を除く): 39491356

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 4241, 6820, 8482, 16964, 21205, 42410, 46651, 84820, 93302, 131471, 186604, 233255, 262942, 466510, 525884, 657355, 933020, 1314710, 1446181, 2629420, 2892362, 5784724, 7230905, 14461810, 28923620]

約数ペア:

[(1, 28923620), (2, 14461810), (4, 7230905), (5, 5784724), (10, 2892362), (11, 2629420), (20, 1446181), (22, 1314710), (31, 933020), (44, 657355), (55, 525884), (62, 466510), (110, 262942), (124, 233255), (155, 186604), (220, 131471), (310, 93302), (341, 84820), (620, 46651), (682, 42410), (1364, 21205), (1705, 16964), (3410, 8482), (4241, 6820)]