20869579560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{824233}}^1$

素因数の和:824458

約数の個数: 64

約数和(自身を含む): 62905538880

約数和(自身を除く): 42035959320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 4220, 5064, 6330, 8440, 12660, 25320, 824233, 1648466, 2472699, 3296932, 4121165, 4945398, 6593864, 8242330, 9890796, 12363495, 16484660, 19781592, 24726990, 32969320, 49453980, 98907960, 173913163, 347826326, 521739489, 695652652, 869565815, 1043478978, 1391305304, 1739131630, 2086957956, 2608697445, 3478263260, 4173915912, 5217394890, 6956526520, 10434789780, 20869579560]

約数ペア:

[(1, 20869579560), (2, 10434789780), (3, 6956526520), (4, 5217394890), (5, 4173915912), (6, 3478263260), (8, 2608697445), (10, 2086957956), (12, 1739131630), (15, 1391305304), (20, 1043478978), (24, 869565815), (30, 695652652), (40, 521739489), (60, 347826326), (120, 173913163), (211, 98907960), (422, 49453980), (633, 32969320), (844, 24726990), (1055, 19781592), (1266, 16484660), (1688, 12363495), (2110, 9890796), (2532, 8242330), (3165, 6593864), (4220, 4945398), (5064, 4121165), (6330, 3296932), (8440, 2472699), (12660, 1648466), (25320, 824233)]