405331370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1\times {\mathrm{1733}}^1$

素因数の和:2990

約数の個数: 32

約数和(自身を含む): 769063680

約数和(自身を除く): 363732310

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1231, 1733, 2462, 3466, 6155, 8665, 12310, 17330, 23389, 32927, 46778, 65854, 116945, 164635, 233890, 329270, 2133323, 4266646, 10666615, 21333230, 40533137, 81066274, 202665685, 405331370]

約数ペア:

[(1, 405331370), (2, 202665685), (5, 81066274), (10, 40533137), (19, 21333230), (38, 10666615), (95, 4266646), (190, 2133323), (1231, 329270), (1733, 233890), (2462, 164635), (3466, 116945), (6155, 65854), (8665, 46778), (12310, 32927), (17330, 23389)]