18483040

素因数分解:

$2^5\times 5^1\times {\mathrm{331}}^1\times {\mathrm{349}}^1$

素因数の和:695

約数の個数: 48

約数和(自身を含む): 43923600

約数和(自身を除く): 25440560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 331, 349, 662, 698, 1324, 1396, 1655, 1745, 2648, 2792, 3310, 3490, 5296, 5584, 6620, 6980, 10592, 11168, 13240, 13960, 26480, 27920, 52960, 55840, 115519, 231038, 462076, 577595, 924152, 1155190, 1848304, 2310380, 3696608, 4620760, 9241520, 18483040]

約数ペア:

[(1, 18483040), (2, 9241520), (4, 4620760), (5, 3696608), (8, 2310380), (10, 1848304), (16, 1155190), (20, 924152), (32, 577595), (40, 462076), (80, 231038), (160, 115519), (331, 55840), (349, 52960), (662, 27920), (698, 26480), (1324, 13960), (1396, 13240), (1655, 11168), (1745, 10592), (2648, 6980), (2792, 6620), (3310, 5584), (3490, 5296)]