390322010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{15241}}^1$

素因数の和:15458

約数の個数: 32

約数和(自身を含む): 760514832

約数和(自身を除く): 370192822

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 985, 1970, 2561, 5122, 12805, 15241, 25610, 30482, 76205, 152410, 198133, 396266, 990665, 1981330, 3002477, 6004954, 15012385, 30024770, 39032201, 78064402, 195161005, 390322010]

約数ペア:

[(1, 390322010), (2, 195161005), (5, 78064402), (10, 39032201), (13, 30024770), (26, 15012385), (65, 6004954), (130, 3002477), (197, 1981330), (394, 990665), (985, 396266), (1970, 198133), (2561, 152410), (5122, 76205), (12805, 30482), (15241, 25610)]