142638410

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{2207}}^1$

素因数の和:2518

約数の個数: 32

約数和(自身を含む): 268987392

約数和(自身を除く): 126348982

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 281, 562, 1405, 2207, 2810, 4414, 6463, 11035, 12926, 22070, 32315, 50761, 64630, 101522, 253805, 507610, 620167, 1240334, 3100835, 6201670, 14263841, 28527682, 71319205, 142638410]

約数ペア:

[(1, 142638410), (2, 71319205), (5, 28527682), (10, 14263841), (23, 6201670), (46, 3100835), (115, 1240334), (230, 620167), (281, 507610), (562, 253805), (1405, 101522), (2207, 64630), (2810, 50761), (4414, 32315), (6463, 22070), (11035, 12926)]