31134580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{883}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 68612544

約数和(自身を除く): 37477964

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 883, 1763, 1766, 3526, 3532, 4415, 7052, 8815, 8830, 17630, 17660, 35260, 36203, 37969, 72406, 75938, 144812, 151876, 181015, 189845, 362030, 379690, 724060, 759380, 1556729, 3113458, 6226916, 7783645, 15567290, 31134580]

約数ペア:

[(1, 31134580), (2, 15567290), (4, 7783645), (5, 6226916), (10, 3113458), (20, 1556729), (41, 759380), (43, 724060), (82, 379690), (86, 362030), (164, 189845), (172, 181015), (205, 151876), (215, 144812), (410, 75938), (430, 72406), (820, 37969), (860, 36203), (883, 35260), (1763, 17660), (1766, 17630), (3526, 8830), (3532, 8815), (4415, 7052)]