198830540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{148381}}^1$

素因数の和:148457

約数の個数: 24

約数和(自身を含む): 423778992

約数和(自身を除く): 224948452

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 148381, 296762, 593524, 741905, 1483810, 2967620, 9941527, 19883054, 39766108, 49707635, 99415270, 198830540]

約数ペア:

[(1, 198830540), (2, 99415270), (4, 49707635), (5, 39766108), (10, 19883054), (20, 9941527), (67, 2967620), (134, 1483810), (268, 741905), (335, 593524), (670, 296762), (1340, 148381)]