377019620

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{22961}}^1$

素因数の和:23791

約数の個数: 24

約数和(自身を含む): 792740088

約数和(自身を除く): 415720468

約数列:

[1, 2, 4, 5, 10, 20, 821, 1642, 3284, 4105, 8210, 16420, 22961, 45922, 91844, 114805, 229610, 459220, 18850981, 37701962, 75403924, 94254905, 188509810, 377019620]

約数ペア:

[(1, 377019620), (2, 188509810), (4, 94254905), (5, 75403924), (10, 37701962), (20, 18850981), (821, 459220), (1642, 229610), (3284, 114805), (4105, 91844), (8210, 45922), (16420, 22961)]