1639522040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3152927}}^1$

素因数の和:3152951

約数の個数: 32

約数和(自身を含む): 3972689280

約数和(自身を除く): 2333167240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3152927, 6305854, 12611708, 15764635, 25223416, 31529270, 40988051, 63058540, 81976102, 126117080, 163952204, 204940255, 327904408, 409880510, 819761020, 1639522040]

約数ペア:

[(1, 1639522040), (2, 819761020), (4, 409880510), (5, 327904408), (8, 204940255), (10, 163952204), (13, 126117080), (20, 81976102), (26, 63058540), (40, 40988051), (52, 31529270), (65, 25223416), (104, 15764635), (130, 12611708), (260, 6305854), (520, 3152927)]