159620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:379

約数の個数: 24

約数和(自身を含む): 350784

約数和(自身を除く): 191164

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 347, 460, 694, 1388, 1735, 3470, 6940, 7981, 15962, 31924, 39905, 79810, 159620]

約数ペア:

[(1, 159620), (2, 79810), (4, 39905), (5, 31924), (10, 15962), (20, 7981), (23, 6940), (46, 3470), (92, 1735), (115, 1388), (230, 694), (347, 460)]