2509436540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9651679}}^1$

素因数の和:9651701

約数の個数: 24

約数和(自身を含む): 5675187840

約数和(自身を除く): 3165751300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 9651679, 19303358, 38606716, 48258395, 96516790, 125471827, 193033580, 250943654, 501887308, 627359135, 1254718270, 2509436540]

約数ペア:

[(1, 2509436540), (2, 1254718270), (4, 627359135), (5, 501887308), (10, 250943654), (13, 193033580), (20, 125471827), (26, 96516790), (52, 48258395), (65, 38606716), (130, 19303358), (260, 9651679)]