20163240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56009}}^1$

素因数の和:56026

約数の個数: 48

約数和(自身を含む): 65531700

約数和(自身を除く): 45368460

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, 56009, 112018, 168027, 224036, 280045, 336054, 448072, 504081, 560090, 672108, 840135, 1008162, 1120180, 1344216, 1680270, 2016324, 2240360, 2520405, 3360540, 4032648, 5040810, 6721080, 10081620, 20163240]

約数ペア:

[(1, 20163240), (2, 10081620), (3, 6721080), (4, 5040810), (5, 4032648), (6, 3360540), (8, 2520405), (9, 2240360), (10, 2016324), (12, 1680270), (15, 1344216), (18, 1120180), (20, 1008162), (24, 840135), (30, 672108), (36, 560090), (40, 504081), (45, 448072), (60, 336054), (72, 280045), (90, 224036), (120, 168027), (180, 112018), (360, 56009)]