402951490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{11159}}^1$

素因数の和:11346

約数の個数: 32

約数和(自身を含む): 761736960

約数和(自身を除く): 358785470

約数列:

[1, 2, 5, 10, 23, 46, 115, 157, 230, 314, 785, 1570, 3611, 7222, 11159, 18055, 22318, 36110, 55795, 111590, 256657, 513314, 1283285, 1751963, 2566570, 3503926, 8759815, 17519630, 40295149, 80590298, 201475745, 402951490]

約数ペア:

[(1, 402951490), (2, 201475745), (5, 80590298), (10, 40295149), (23, 17519630), (46, 8759815), (115, 3503926), (157, 2566570), (230, 1751963), (314, 1283285), (785, 513314), (1570, 256657), (3611, 111590), (7222, 55795), (11159, 36110), (18055, 22318)]