1880066240

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{451939}}^1$

素因数の和:451969

約数の個数: 56

約数和(自身を含む): 4821295920

約数和(自身を除く): 2941229680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 451939, 903878, 1807756, 2259695, 3615512, 4519390, 5875207, 7231024, 9038780, 11750414, 14462048, 18077560, 23500828, 28924096, 29376035, 36155120, 47001656, 58752070, 72310240, 94003312, 117504140, 144620480, 188006624, 235008280, 376013248, 470016560, 940033120, 1880066240]

約数ペア:

[(1, 1880066240), (2, 940033120), (4, 470016560), (5, 376013248), (8, 235008280), (10, 188006624), (13, 144620480), (16, 117504140), (20, 94003312), (26, 72310240), (32, 58752070), (40, 47001656), (52, 36155120), (64, 29376035), (65, 28924096), (80, 23500828), (104, 18077560), (130, 14462048), (160, 11750414), (208, 9038780), (260, 7231024), (320, 5875207), (416, 4519390), (520, 3615512), (832, 2259695), (1040, 1807756), (2080, 903878), (4160, 451939)]