42099140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{123821}}^1$

素因数の和:123847

約数の個数: 24

約数和(自身を含む): 93609432

約数和(自身を除く): 51510292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 123821, 247642, 495284, 619105, 1238210, 2104957, 2476420, 4209914, 8419828, 10524785, 21049570, 42099140]

約数ペア:

[(1, 42099140), (2, 21049570), (4, 10524785), (5, 8419828), (10, 4209914), (17, 2476420), (20, 2104957), (34, 1238210), (68, 619105), (85, 495284), (170, 247642), (340, 123821)]