19616580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{12109}}^1$

素因数の和:12130

約数の個数: 60

約数和(自身を含む): 61543020

約数和(自身を除く): 41926440

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 12109, 24218, 36327, 48436, 60545, 72654, 108981, 121090, 145308, 181635, 217962, 242180, 326943, 363270, 435924, 544905, 653886, 726540, 980829, 1089810, 1307772, 1634715, 1961658, 2179620, 3269430, 3923316, 4904145, 6538860, 9808290, 19616580]

約数ペア:

[(1, 19616580), (2, 9808290), (3, 6538860), (4, 4904145), (5, 3923316), (6, 3269430), (9, 2179620), (10, 1961658), (12, 1634715), (15, 1307772), (18, 1089810), (20, 980829), (27, 726540), (30, 653886), (36, 544905), (45, 435924), (54, 363270), (60, 326943), (81, 242180), (90, 217962), (108, 181635), (135, 145308), (162, 121090), (180, 108981), (270, 72654), (324, 60545), (405, 48436), (540, 36327), (810, 24218), (1620, 12109)]