1566331240

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^2\times {\mathrm{1009}}^1$

素因数の和:1414

約数の個数: 48

約数和(自身を含む): 3545736300

約数和(自身を除く): 1979405060

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1009, 1576, 1970, 2018, 3940, 4036, 5045, 7880, 8072, 10090, 20180, 38809, 40360, 77618, 155236, 194045, 198773, 310472, 388090, 397546, 776180, 795092, 993865, 1552360, 1590184, 1987730, 3975460, 7950920, 39158281, 78316562, 156633124, 195791405, 313266248, 391582810, 783165620, 1566331240]

約数ペア:

[(1, 1566331240), (2, 783165620), (4, 391582810), (5, 313266248), (8, 195791405), (10, 156633124), (20, 78316562), (40, 39158281), (197, 7950920), (394, 3975460), (788, 1987730), (985, 1590184), (1009, 1552360), (1576, 993865), (1970, 795092), (2018, 776180), (3940, 397546), (4036, 388090), (5045, 310472), (7880, 198773), (8072, 194045), (10090, 155236), (20180, 77618), (38809, 40360)]