22142480

素因数分解:

$2^4\times 5^1\times {\mathrm{276781}}^1$

素因数の和:276794

約数の個数: 20

約数和(自身を含む): 51481452

約数和(自身を除く): 29338972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 276781, 553562, 1107124, 1383905, 2214248, 2767810, 4428496, 5535620, 11071240, 22142480]

約数ペア:

[(1, 22142480), (2, 11071240), (4, 5535620), (5, 4428496), (8, 2767810), (10, 2214248), (16, 1383905), (20, 1107124), (40, 553562), (80, 276781)]