1260731680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{606121}}^1$

素因数の和:606149

約数の個数: 48

約数和(自身を含む): 3207597624

約数和(自身を除く): 1946865944

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, 606121, 1212242, 2424484, 3030605, 4848968, 6061210, 7879573, 9697936, 12122420, 15759146, 19395872, 24244840, 31518292, 39397865, 48489680, 63036584, 78795730, 96979360, 126073168, 157591460, 252146336, 315182920, 630365840, 1260731680]

約数ペア:

[(1, 1260731680), (2, 630365840), (4, 315182920), (5, 252146336), (8, 157591460), (10, 126073168), (13, 96979360), (16, 78795730), (20, 63036584), (26, 48489680), (32, 39397865), (40, 31518292), (52, 24244840), (65, 19395872), (80, 15759146), (104, 12122420), (130, 9697936), (160, 7879573), (208, 6061210), (260, 4848968), (416, 3030605), (520, 2424484), (1040, 1212242), (2080, 606121)]