20328120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56467}}^1$

素因数の和:56484

約数の個数: 48

約数和(自身を含む): 66067560

約数和(自身を除く): 45739440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 56467, 112934, 169401, 225868, 282335, 338802, 451736, 508203, 564670, 677604, 847005, 1016406, 1129340, 1355208, 1694010, 2032812, 2258680, 2541015, 3388020, 4065624, 5082030, 6776040, 10164060, 20328120]

約数ペア:

[(1, 20328120), (2, 10164060), (3, 6776040), (4, 5082030), (5, 4065624), (6, 3388020), (8, 2541015), (9, 2258680), (10, 2032812), (12, 1694010), (15, 1355208), (18, 1129340), (20, 1016406), (24, 847005), (30, 677604), (36, 564670), (40, 508203), (45, 451736), (60, 338802), (72, 282335), (90, 225868), (120, 169401), (180, 112934), (360, 56467)]