15520920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{129341}}^1$

素因数の和:129355

約数の個数: 32

約数和(自身を含む): 46563120

約数和(自身を除く): 31042200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 129341, 258682, 388023, 517364, 646705, 776046, 1034728, 1293410, 1552092, 1940115, 2586820, 3104184, 3880230, 5173640, 7760460, 15520920]

約数ペア:

[(1, 15520920), (2, 7760460), (3, 5173640), (4, 3880230), (5, 3104184), (6, 2586820), (8, 1940115), (10, 1552092), (12, 1293410), (15, 1034728), (20, 776046), (24, 646705), (30, 517364), (40, 388023), (60, 258682), (120, 129341)]