56120480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26981}}^1$

素因数の和:27009

約数の個数: 48

約数和(自身を含む): 142788744

約数和(自身を除く): 86668264

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, 26981, 53962, 107924, 134905, 215848, 269810, 350753, 431696, 539620, 701506, 863392, 1079240, 1403012, 1753765, 2158480, 2806024, 3507530, 4316960, 5612048, 7015060, 11224096, 14030120, 28060240, 56120480]

約数ペア:

[(1, 56120480), (2, 28060240), (4, 14030120), (5, 11224096), (8, 7015060), (10, 5612048), (13, 4316960), (16, 3507530), (20, 2806024), (26, 2158480), (32, 1753765), (40, 1403012), (52, 1079240), (65, 863392), (80, 701506), (104, 539620), (130, 431696), (160, 350753), (208, 269810), (260, 215848), (416, 134905), (520, 107924), (1040, 53962), (2080, 26981)]