15677202820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1\times {\mathrm{26041}}^1$

素因数の和:27052

約数の個数: 48

約数和(自身を含む): 34020435456

約数和(自身を除く): 18343232636

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 971, 1942, 3884, 4855, 9710, 19420, 26041, 30101, 52082, 60202, 104164, 120404, 130205, 150505, 260410, 301010, 520820, 602020, 807271, 1614542, 3229084, 4036355, 8072710, 16145420, 25285811, 50571622, 101143244, 126429055, 252858110, 505716220, 783860141, 1567720282, 3135440564, 3919300705, 7838601410, 15677202820]

約数ペア:

[(1, 15677202820), (2, 7838601410), (4, 3919300705), (5, 3135440564), (10, 1567720282), (20, 783860141), (31, 505716220), (62, 252858110), (124, 126429055), (155, 101143244), (310, 50571622), (620, 25285811), (971, 16145420), (1942, 8072710), (3884, 4036355), (4855, 3229084), (9710, 1614542), (19420, 807271), (26041, 602020), (30101, 520820), (52082, 301010), (60202, 260410), (104164, 150505), (120404, 130205)]