520064360

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{1433}}^1$

素因数の和:1698

約数の個数: 64

約数和(自身を含む): 1203871680

約数和(自身を除く): 683807320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 211, 215, 344, 422, 430, 844, 860, 1055, 1433, 1688, 1720, 2110, 2866, 4220, 5732, 7165, 8440, 9073, 11464, 14330, 18146, 28660, 36292, 45365, 57320, 61619, 72584, 90730, 123238, 181460, 246476, 302363, 308095, 362920, 492952, 604726, 616190, 1209452, 1232380, 1511815, 2418904, 2464760, 3023630, 6047260, 12094520, 13001609, 26003218, 52006436, 65008045, 104012872, 130016090, 260032180, 520064360]

約数ペア:

[(1, 520064360), (2, 260032180), (4, 130016090), (5, 104012872), (8, 65008045), (10, 52006436), (20, 26003218), (40, 13001609), (43, 12094520), (86, 6047260), (172, 3023630), (211, 2464760), (215, 2418904), (344, 1511815), (422, 1232380), (430, 1209452), (844, 616190), (860, 604726), (1055, 492952), (1433, 362920), (1688, 308095), (1720, 302363), (2110, 246476), (2866, 181460), (4220, 123238), (5732, 90730), (7165, 72584), (8440, 61619), (9073, 57320), (11464, 45365), (14330, 36292), (18146, 28660)]