20533740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11801}}^1$

素因数の和:11842

約数の個数: 48

約数和(自身を含む): 59482080

約数和(自身を除く): 38948340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 11801, 23602, 35403, 47204, 59005, 70806, 118010, 141612, 177015, 236020, 342229, 354030, 684458, 708060, 1026687, 1368916, 1711145, 2053374, 3422290, 4106748, 5133435, 6844580, 10266870, 20533740]

約数ペア:

[(1, 20533740), (2, 10266870), (3, 6844580), (4, 5133435), (5, 4106748), (6, 3422290), (10, 2053374), (12, 1711145), (15, 1368916), (20, 1026687), (29, 708060), (30, 684458), (58, 354030), (60, 342229), (87, 236020), (116, 177015), (145, 141612), (174, 118010), (290, 70806), (348, 59005), (435, 47204), (580, 35403), (870, 23602), (1740, 11801)]