13759960

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{821}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 31071600

約数和(自身を除く): 17311640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 821, 838, 1642, 1676, 2095, 3284, 3352, 4105, 4190, 6568, 8210, 8380, 16420, 16760, 32840, 343999, 687998, 1375996, 1719995, 2751992, 3439990, 6879980, 13759960]

約数ペア:

[(1, 13759960), (2, 6879980), (4, 3439990), (5, 2751992), (8, 1719995), (10, 1375996), (20, 687998), (40, 343999), (419, 32840), (821, 16760), (838, 16420), (1642, 8380), (1676, 8210), (2095, 6568), (3284, 4190), (3352, 4105)]