1969830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:565

約数の個数: 48

約数和(自身を含む): 5250960

約数和(自身を除く): 3281130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 509, 645, 774, 1018, 1290, 1527, 1935, 2545, 3054, 3870, 4581, 5090, 7635, 9162, 15270, 21887, 22905, 43774, 45810, 65661, 109435, 131322, 196983, 218870, 328305, 393966, 656610, 984915, 1969830]

約数ペア:

[(1, 1969830), (2, 984915), (3, 656610), (5, 393966), (6, 328305), (9, 218870), (10, 196983), (15, 131322), (18, 109435), (30, 65661), (43, 45810), (45, 43774), (86, 22905), (90, 21887), (129, 15270), (215, 9162), (258, 7635), (387, 5090), (430, 4581), (509, 3870), (645, 3054), (774, 2545), (1018, 1935), (1290, 1527)]