38341840

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4397}}^1$

素因数の和:4519

約数の個数: 40

約数和(自身を含む): 89983080

約数和(自身を除く): 51641240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 4397, 8720, 8794, 17588, 21985, 35176, 43970, 70352, 87940, 175880, 351760, 479273, 958546, 1917092, 2396365, 3834184, 4792730, 7668368, 9585460, 19170920, 38341840]

約数ペア:

[(1, 38341840), (2, 19170920), (4, 9585460), (5, 7668368), (8, 4792730), (10, 3834184), (16, 2396365), (20, 1917092), (40, 958546), (80, 479273), (109, 351760), (218, 175880), (436, 87940), (545, 70352), (872, 43970), (1090, 35176), (1744, 21985), (2180, 17588), (4360, 8794), (4397, 8720)]