12731680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6121}}^1$

素因数の和:6149

約数の個数: 48

約数和(自身を含む): 32397624

約数和(自身を除く): 19665944

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, 6121, 12242, 24484, 30605, 48968, 61210, 79573, 97936, 122420, 159146, 195872, 244840, 318292, 397865, 489680, 636584, 795730, 979360, 1273168, 1591460, 2546336, 3182920, 6365840, 12731680]

約数ペア:

[(1, 12731680), (2, 6365840), (4, 3182920), (5, 2546336), (8, 1591460), (10, 1273168), (13, 979360), (16, 795730), (20, 636584), (26, 489680), (32, 397865), (40, 318292), (52, 244840), (65, 195872), (80, 159146), (104, 122420), (130, 97936), (160, 79573), (208, 61210), (260, 48968), (416, 30605), (520, 24484), (1040, 12242), (2080, 6121)]