173912140

素因数分解:

$2^2\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{4457}}^1$

素因数の和:6417

約数の個数: 24

約数和(自身を含む): 365484672

約数和(自身を除く): 191572532

約数列:

[1, 2, 4, 5, 10, 20, 1951, 3902, 4457, 7804, 8914, 9755, 17828, 19510, 22285, 39020, 44570, 89140, 8695607, 17391214, 34782428, 43478035, 86956070, 173912140]

約数ペア:

[(1, 173912140), (2, 86956070), (4, 43478035), (5, 34782428), (10, 17391214), (20, 8695607), (1951, 89140), (3902, 44570), (4457, 39020), (7804, 22285), (8914, 19510), (9755, 17828)]