2938910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 48

約数和(自身を含む): 6008256

約数和(自身を除く): 3069346

約数列:

[1, 2, 5, 10, 13, 26, 37, 47, 65, 74, 94, 130, 169, 185, 235, 338, 370, 470, 481, 611, 845, 962, 1222, 1690, 1739, 2405, 3055, 3478, 4810, 6110, 6253, 7943, 8695, 12506, 15886, 17390, 22607, 31265, 39715, 45214, 62530, 79430, 113035, 226070, 293891, 587782, 1469455, 2938910]

約数ペア:

[(1, 2938910), (2, 1469455), (5, 587782), (10, 293891), (13, 226070), (26, 113035), (37, 79430), (47, 62530), (65, 45214), (74, 39715), (94, 31265), (130, 22607), (169, 17390), (185, 15886), (235, 12506), (338, 8695), (370, 7943), (470, 6253), (481, 6110), (611, 4810), (845, 3478), (962, 3055), (1222, 2405), (1690, 1739)]