2474890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 4924800

約数和(自身を除く): 2449910

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 149, 151, 298, 302, 745, 755, 1490, 1510, 1639, 1661, 3278, 3322, 8195, 8305, 16390, 16610, 22499, 44998, 112495, 224990, 247489, 494978, 1237445, 2474890]

約数ペア:

[(1, 2474890), (2, 1237445), (5, 494978), (10, 247489), (11, 224990), (22, 112495), (55, 44998), (110, 22499), (149, 16610), (151, 16390), (298, 8305), (302, 8195), (745, 3322), (755, 3278), (1490, 1661), (1510, 1639)]