10210720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4909}}^1$

素因数の和:4937

約数の個数: 48

約数和(自身を含む): 25983720

約数和(自身を除く): 15773000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 4909, 9818, 19636, 24545, 39272, 49090, 63817, 78544, 98180, 127634, 157088, 196360, 255268, 319085, 392720, 510536, 638170, 785440, 1021072, 1276340, 2042144, 2552680, 5105360, 10210720]

約数ペア:

[(1, 10210720), (2, 5105360), (4, 2552680), (5, 2042144), (8, 1276340), (10, 1021072), (13, 785440), (16, 638170), (20, 510536), (26, 392720), (32, 319085), (40, 255268), (52, 196360), (65, 157088), (80, 127634), (104, 98180), (130, 78544), (160, 63817), (208, 49090), (260, 39272), (416, 24545), (520, 19636), (1040, 9818), (2080, 4909)]