12960460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{38119}}^1$

素因数の和:38145

約数の個数: 24

約数和(自身を含む): 28818720

約数和(自身を除く): 15858260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 38119, 76238, 152476, 190595, 381190, 648023, 762380, 1296046, 2592092, 3240115, 6480230, 12960460]

約数ペア:

[(1, 12960460), (2, 6480230), (4, 3240115), (5, 2592092), (10, 1296046), (17, 762380), (20, 648023), (34, 381190), (68, 190595), (85, 152476), (170, 76238), (340, 38119)]