228023890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{78901}}^1$

素因数の和:78942

約数の個数: 24

約数和(自身を含む): 436012452

約数和(自身を除く): 207988562

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 78901, 157802, 394505, 789010, 1341317, 2682634, 6706585, 13413170, 22802389, 45604778, 114011945, 228023890]

約数ペア:

[(1, 228023890), (2, 114011945), (5, 45604778), (10, 22802389), (17, 13413170), (34, 6706585), (85, 2682634), (170, 1341317), (289, 789010), (578, 394505), (1445, 157802), (2890, 78901)]