40408190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{130349}}^1$

素因数の和:130387

約数の個数: 16

約数和(自身を含む): 75081600

約数和(自身を除く): 34673410

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 130349, 260698, 651745, 1303490, 4040819, 8081638, 20204095, 40408190]

約数ペア:

[(1, 40408190), (2, 20204095), (5, 8081638), (10, 4040819), (31, 1303490), (62, 651745), (155, 260698), (310, 130349)]