289404770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89599}}^1$

素因数の和:89642

約数の個数: 32

約数和(自身を含む): 580608000

約数和(自身を除く): 291203230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 89599, 179198, 447995, 895990, 1523183, 1702381, 3046366, 3404762, 7615915, 8511905, 15231830, 17023810, 28940477, 57880954, 144702385, 289404770]

約数ペア:

[(1, 289404770), (2, 144702385), (5, 57880954), (10, 28940477), (17, 17023810), (19, 15231830), (34, 8511905), (38, 7615915), (85, 3404762), (95, 3046366), (170, 1702381), (190, 1523183), (323, 895990), (646, 447995), (1615, 179198), (3230, 89599)]