121520390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{3697}}^1$

素因数の和:3896

約数の個数: 32

約数和(自身を含む): 231642720

約数和(自身を除く): 110122330

約数列:

[1, 2, 5, 10, 19, 38, 95, 173, 190, 346, 865, 1730, 3287, 3697, 6574, 7394, 16435, 18485, 32870, 36970, 70243, 140486, 351215, 639581, 702430, 1279162, 3197905, 6395810, 12152039, 24304078, 60760195, 121520390]

約数ペア:

[(1, 121520390), (2, 60760195), (5, 24304078), (10, 12152039), (19, 6395810), (38, 3197905), (95, 1279162), (173, 702430), (190, 639581), (346, 351215), (865, 140486), (1730, 70243), (3287, 36970), (3697, 32870), (6574, 18485), (7394, 16435)]