220142945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{235447}}^1$

素因数の和:235480

約数の個数: 16

約数和(自身を含む): 305140608

約数和(自身を除く): 84997663

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 235447, 1177235, 2589917, 4002599, 12949585, 20012995, 44028589, 220142945]

約数ペア:

[(1, 220142945), (5, 44028589), (11, 20012995), (17, 12949585), (55, 4002599), (85, 2589917), (187, 1177235), (935, 235447)]