7964394460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{971}}^1\times {\mathrm{1621}}^1$

素因数の和:2635

約数の個数: 96

約数和(自身を含む): 19070360064

約数和(自身を除く): 11105965604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 971, 1012, 1265, 1621, 1942, 2530, 3242, 3884, 4855, 5060, 6484, 8105, 9710, 10681, 16210, 17831, 19420, 21362, 22333, 32420, 35662, 37283, 42724, 44666, 53405, 71324, 74566, 89155, 89332, 106810, 111665, 149132, 178310, 186415, 213620, 223330, 245663, 356620, 372830, 410113, 446660, 491326, 745660, 820226, 982652, 1228315, 1573991, 1640452, 2050565, 2456630, 3147982, 4101130, 4913260, 6295964, 7869955, 8202260, 15739910, 17313901, 31479820, 34627802, 36201793, 69255604, 72403586, 86569505, 144807172, 173139010, 181008965, 346278020, 362017930, 398219723, 724035860, 796439446, 1592878892, 1991098615, 3982197230, 7964394460]

約数ペア:

[(1, 7964394460), (2, 3982197230), (4, 1991098615), (5, 1592878892), (10, 796439446), (11, 724035860), (20, 398219723), (22, 362017930), (23, 346278020), (44, 181008965), (46, 173139010), (55, 144807172), (92, 86569505), (110, 72403586), (115, 69255604), (220, 36201793), (230, 34627802), (253, 31479820), (460, 17313901), (506, 15739910), (971, 8202260), (1012, 7869955), (1265, 6295964), (1621, 4913260), (1942, 4101130), (2530, 3147982), (3242, 2456630), (3884, 2050565), (4855, 1640452), (5060, 1573991), (6484, 1228315), (8105, 982652), (9710, 820226), (10681, 745660), (16210, 491326), (17831, 446660), (19420, 410113), (21362, 372830), (22333, 356620), (32420, 245663), (35662, 223330), (37283, 213620), (42724, 186415), (44666, 178310), (53405, 149132), (71324, 111665), (74566, 106810), (89155, 89332)]