19405860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1151}}^1$

素因数の和:1444

約数の個数: 48

約数和(自身を含む): 54577152

約数和(自身を除く): 35171292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 281, 562, 843, 1124, 1151, 1405, 1686, 2302, 2810, 3372, 3453, 4215, 4604, 5620, 5755, 6906, 8430, 11510, 13812, 16860, 17265, 23020, 34530, 69060, 323431, 646862, 970293, 1293724, 1617155, 1940586, 3234310, 3881172, 4851465, 6468620, 9702930, 19405860]

約数ペア:

[(1, 19405860), (2, 9702930), (3, 6468620), (4, 4851465), (5, 3881172), (6, 3234310), (10, 1940586), (12, 1617155), (15, 1293724), (20, 970293), (30, 646862), (60, 323431), (281, 69060), (562, 34530), (843, 23020), (1124, 17265), (1151, 16860), (1405, 13812), (1686, 11510), (2302, 8430), (2810, 6906), (3372, 5755), (3453, 5620), (4215, 4604)]