201918560

素因数分解:

$2^5\times 5^1\times {\mathrm{211}}^1\times {\mathrm{5981}}^1$

素因数の和:6207

約数の個数: 48

約数和(自身を含む): 479373552

約数和(自身を除く): 277454992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 5981, 6752, 8440, 11962, 16880, 23924, 29905, 33760, 47848, 59810, 95696, 119620, 191392, 239240, 478480, 956960, 1261991, 2523982, 5047964, 6309955, 10095928, 12619910, 20191856, 25239820, 40383712, 50479640, 100959280, 201918560]

約数ペア:

[(1, 201918560), (2, 100959280), (4, 50479640), (5, 40383712), (8, 25239820), (10, 20191856), (16, 12619910), (20, 10095928), (32, 6309955), (40, 5047964), (80, 2523982), (160, 1261991), (211, 956960), (422, 478480), (844, 239240), (1055, 191392), (1688, 119620), (2110, 95696), (3376, 59810), (4220, 47848), (5981, 33760), (6752, 29905), (8440, 23924), (11962, 16880)]