61971920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40771}}^1$

素因数の和:40803

約数の個数: 40

約数和(自身を含む): 151671840

約数和(自身を除く): 89699920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 40771, 81542, 163084, 203855, 326168, 407710, 652336, 774649, 815420, 1549298, 1630840, 3098596, 3261680, 3873245, 6197192, 7746490, 12394384, 15492980, 30985960, 61971920]

約数ペア:

[(1, 61971920), (2, 30985960), (4, 15492980), (5, 12394384), (8, 7746490), (10, 6197192), (16, 3873245), (19, 3261680), (20, 3098596), (38, 1630840), (40, 1549298), (76, 815420), (80, 774649), (95, 652336), (152, 407710), (190, 326168), (304, 203855), (380, 163084), (760, 81542), (1520, 40771)]