15184040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19979}}^1$

素因数の和:20009

約数の個数: 32

約数和(自身を含む): 35964000

約数和(自身を除く): 20779960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 19979, 39958, 79916, 99895, 159832, 199790, 379601, 399580, 759202, 799160, 1518404, 1898005, 3036808, 3796010, 7592020, 15184040]

約数ペア:

[(1, 15184040), (2, 7592020), (4, 3796010), (5, 3036808), (8, 1898005), (10, 1518404), (19, 799160), (20, 759202), (38, 399580), (40, 379601), (76, 199790), (95, 159832), (152, 99895), (190, 79916), (380, 39958), (760, 19979)]