2439700

素因数分解:

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

素因数の和:832

約数の個数: 36

約数和(自身を含む): 5471872

約数和(自身を除く): 3032172

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 787, 1550, 1574, 3100, 3148, 3935, 7870, 15740, 19675, 24397, 39350, 48794, 78700, 97588, 121985, 243970, 487940, 609925, 1219850, 2439700]

約数ペア:

[(1, 2439700), (2, 1219850), (4, 609925), (5, 487940), (10, 243970), (20, 121985), (25, 97588), (31, 78700), (50, 48794), (62, 39350), (100, 24397), (124, 19675), (155, 15740), (310, 7870), (620, 3935), (775, 3148), (787, 3100), (1550, 1574)]