2015248820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{11057}}^1$

素因数の和:11780

約数の個数: 48

約数和(自身を含む): 4564477008

約数和(自身を除く): 2549228188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 701, 1402, 2804, 3505, 7010, 9113, 11057, 14020, 18226, 22114, 36452, 44228, 45565, 55285, 91130, 110570, 143741, 182260, 221140, 287482, 574964, 718705, 1437410, 2874820, 7750957, 15501914, 31003828, 38754785, 77509570, 100762441, 155019140, 201524882, 403049764, 503812205, 1007624410, 2015248820]

約数ペア:

[(1, 2015248820), (2, 1007624410), (4, 503812205), (5, 403049764), (10, 201524882), (13, 155019140), (20, 100762441), (26, 77509570), (52, 38754785), (65, 31003828), (130, 15501914), (260, 7750957), (701, 2874820), (1402, 1437410), (2804, 718705), (3505, 574964), (7010, 287482), (9113, 221140), (11057, 182260), (14020, 143741), (18226, 110570), (22114, 91130), (36452, 55285), (44228, 45565)]