28786920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5851}}^1$

素因数の和:5906

約数の個数: 64

約数和(自身を含む): 88482240

約数和(自身を除く): 59695320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 5851, 11702, 17553, 23404, 29255, 35106, 46808, 58510, 70212, 87765, 117020, 140424, 175530, 234040, 239891, 351060, 479782, 702120, 719673, 959564, 1199455, 1439346, 1919128, 2398910, 2878692, 3598365, 4797820, 5757384, 7196730, 9595640, 14393460, 28786920]

約数ペア:

[(1, 28786920), (2, 14393460), (3, 9595640), (4, 7196730), (5, 5757384), (6, 4797820), (8, 3598365), (10, 2878692), (12, 2398910), (15, 1919128), (20, 1439346), (24, 1199455), (30, 959564), (40, 719673), (41, 702120), (60, 479782), (82, 351060), (120, 239891), (123, 234040), (164, 175530), (205, 140424), (246, 117020), (328, 87765), (410, 70212), (492, 58510), (615, 46808), (820, 35106), (984, 29255), (1230, 23404), (1640, 17553), (2460, 11702), (4920, 5851)]