4879400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 11725440

約数和(自身を除く): 6846040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 787, 1240, 1550, 1574, 3100, 3148, 3935, 6200, 6296, 7870, 15740, 19675, 24397, 31480, 39350, 48794, 78700, 97588, 121985, 157400, 195176, 243970, 487940, 609925, 975880, 1219850, 2439700, 4879400]

約数ペア:

[(1, 4879400), (2, 2439700), (4, 1219850), (5, 975880), (8, 609925), (10, 487940), (20, 243970), (25, 195176), (31, 157400), (40, 121985), (50, 97588), (62, 78700), (100, 48794), (124, 39350), (155, 31480), (200, 24397), (248, 19675), (310, 15740), (620, 7870), (775, 6296), (787, 6200), (1240, 3935), (1550, 3148), (1574, 3100)]