2908091680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1398121}}^1$

素因数の和:1398149

約数の個数: 48

約数和(自身を含む): 7398861624

約数和(自身を除く): 4490769944

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, 1398121, 2796242, 5592484, 6990605, 11184968, 13981210, 18175573, 22369936, 27962420, 36351146, 44739872, 55924840, 72702292, 90877865, 111849680, 145404584, 181755730, 223699360, 290809168, 363511460, 581618336, 727022920, 1454045840, 2908091680]

約数ペア:

[(1, 2908091680), (2, 1454045840), (4, 727022920), (5, 581618336), (8, 363511460), (10, 290809168), (13, 223699360), (16, 181755730), (20, 145404584), (26, 111849680), (32, 90877865), (40, 72702292), (52, 55924840), (65, 44739872), (80, 36351146), (104, 27962420), (130, 22369936), (160, 18175573), (208, 13981210), (260, 11184968), (416, 6990605), (520, 5592484), (1040, 2796242), (2080, 1398121)]