1951760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:831

約数の個数: 40

約数和(自身を含む): 4690176

約数和(自身を除く): 2738416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 787, 1240, 1574, 2480, 3148, 3935, 6296, 7870, 12592, 15740, 24397, 31480, 48794, 62960, 97588, 121985, 195176, 243970, 390352, 487940, 975880, 1951760]

約数ペア:

[(1, 1951760), (2, 975880), (4, 487940), (5, 390352), (8, 243970), (10, 195176), (16, 121985), (20, 97588), (31, 62960), (40, 48794), (62, 31480), (80, 24397), (124, 15740), (155, 12592), (248, 7870), (310, 6296), (496, 3935), (620, 3148), (787, 2480), (1240, 1574)]