20802330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1277}}^1$

素因数の和:1471

約数の個数: 48

約数和(自身を含む): 54427464

約数和(自身を除く): 33625134

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 181, 362, 543, 905, 1086, 1277, 1629, 1810, 2554, 2715, 3258, 3831, 5430, 6385, 7662, 8145, 11493, 12770, 16290, 19155, 22986, 38310, 57465, 114930, 231137, 462274, 693411, 1155685, 1386822, 2080233, 2311370, 3467055, 4160466, 6934110, 10401165, 20802330]

約数ペア:

[(1, 20802330), (2, 10401165), (3, 6934110), (5, 4160466), (6, 3467055), (9, 2311370), (10, 2080233), (15, 1386822), (18, 1155685), (30, 693411), (45, 462274), (90, 231137), (181, 114930), (362, 57465), (543, 38310), (905, 22986), (1086, 19155), (1277, 16290), (1629, 12770), (1810, 11493), (2554, 8145), (2715, 7662), (3258, 6385), (3831, 5430)]