381854780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{12107}}^1$

素因数の和:12218

約数の個数: 48

約数和(自身を含む): 854340480

約数和(自身を除く): 472485700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 332, 380, 415, 830, 1577, 1660, 3154, 6308, 7885, 12107, 15770, 24214, 31540, 48428, 60535, 121070, 230033, 242140, 460066, 920132, 1004881, 1150165, 2009762, 2300330, 4019524, 4600660, 5024405, 10048810, 19092739, 20097620, 38185478, 76370956, 95463695, 190927390, 381854780]

約数ペア:

[(1, 381854780), (2, 190927390), (4, 95463695), (5, 76370956), (10, 38185478), (19, 20097620), (20, 19092739), (38, 10048810), (76, 5024405), (83, 4600660), (95, 4019524), (166, 2300330), (190, 2009762), (332, 1150165), (380, 1004881), (415, 920132), (830, 460066), (1577, 242140), (1660, 230033), (3154, 121070), (6308, 60535), (7885, 48428), (12107, 31540), (15770, 24214)]