2015312780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7751203}}^1$

素因数の和:7751225

約数の個数: 24

約数和(自身を含む): 4557707952

約数和(自身を除く): 2542395172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7751203, 15502406, 31004812, 38756015, 77512030, 100765639, 155024060, 201531278, 403062556, 503828195, 1007656390, 2015312780]

約数ペア:

[(1, 2015312780), (2, 1007656390), (4, 503828195), (5, 403062556), (10, 201531278), (13, 155024060), (20, 100765639), (26, 77512030), (52, 38756015), (65, 31004812), (130, 15502406), (260, 7751203)]