2708020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 7023744

約数和(自身を除く): 4315724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 29, 35, 46, 58, 70, 92, 115, 116, 140, 145, 161, 203, 230, 290, 322, 406, 460, 580, 644, 667, 805, 812, 841, 1015, 1334, 1610, 1682, 2030, 2668, 3220, 3335, 3364, 4060, 4205, 4669, 5887, 6670, 8410, 9338, 11774, 13340, 16820, 18676, 19343, 23345, 23548, 29435, 38686, 46690, 58870, 77372, 93380, 96715, 117740, 135401, 193430, 270802, 386860, 541604, 677005, 1354010, 2708020]

約数ペア:

[(1, 2708020), (2, 1354010), (4, 677005), (5, 541604), (7, 386860), (10, 270802), (14, 193430), (20, 135401), (23, 117740), (28, 96715), (29, 93380), (35, 77372), (46, 58870), (58, 46690), (70, 38686), (92, 29435), (115, 23548), (116, 23345), (140, 19343), (145, 18676), (161, 16820), (203, 13340), (230, 11774), (290, 9338), (322, 8410), (406, 6670), (460, 5887), (580, 4669), (644, 4205), (667, 4060), (805, 3364), (812, 3335), (841, 3220), (1015, 2668), (1334, 2030), (1610, 1682)]