23471266640

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{409}}^1\times {\mathrm{2647}}^1$

素因数の和:3340

約数の個数: 80

約数和(自身を含む): 54926722560

約数和(自身を除く): 31455455920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 409, 542, 818, 1084, 1355, 1636, 2045, 2168, 2647, 2710, 3272, 4090, 4336, 5294, 5420, 6544, 8180, 10588, 10840, 13235, 16360, 21176, 21680, 26470, 32720, 42352, 52940, 105880, 110839, 211760, 221678, 443356, 554195, 717337, 886712, 1082623, 1108390, 1434674, 1773424, 2165246, 2216780, 2869348, 3586685, 4330492, 4433560, 5413115, 5738696, 7173370, 8660984, 8867120, 10826230, 11477392, 14346740, 17321968, 21652460, 28693480, 43304920, 57386960, 86609840, 293390833, 586781666, 1173563332, 1466954165, 2347126664, 2933908330, 4694253328, 5867816660, 11735633320, 23471266640]

約数ペア:

[(1, 23471266640), (2, 11735633320), (4, 5867816660), (5, 4694253328), (8, 2933908330), (10, 2347126664), (16, 1466954165), (20, 1173563332), (40, 586781666), (80, 293390833), (271, 86609840), (409, 57386960), (542, 43304920), (818, 28693480), (1084, 21652460), (1355, 17321968), (1636, 14346740), (2045, 11477392), (2168, 10826230), (2647, 8867120), (2710, 8660984), (3272, 7173370), (4090, 5738696), (4336, 5413115), (5294, 4433560), (5420, 4330492), (6544, 3586685), (8180, 2869348), (10588, 2216780), (10840, 2165246), (13235, 1773424), (16360, 1434674), (21176, 1108390), (21680, 1082623), (26470, 886712), (32720, 717337), (42352, 554195), (52940, 443356), (105880, 221678), (110839, 211760)]