2912995280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2800957}}^1$

素因数の和:2800983

約数の個数: 40

約数和(自身を含む): 7293694632

約数和(自身を除く): 4380699352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2800957, 5601914, 11203828, 14004785, 22407656, 28009570, 36412441, 44815312, 56019140, 72824882, 112038280, 145649764, 182062205, 224076560, 291299528, 364124410, 582599056, 728248820, 1456497640, 2912995280]

約数ペア:

[(1, 2912995280), (2, 1456497640), (4, 728248820), (5, 582599056), (8, 364124410), (10, 291299528), (13, 224076560), (16, 182062205), (20, 145649764), (26, 112038280), (40, 72824882), (52, 56019140), (65, 44815312), (80, 36412441), (104, 28009570), (130, 22407656), (208, 14004785), (260, 11203828), (520, 5601914), (1040, 2800957)]