212132060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1515229}}^1$

素因数の和:1515245

約数の個数: 24

約数和(自身を含む): 509117280

約数和(自身を除く): 296985220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1515229, 3030458, 6060916, 7576145, 10606603, 15152290, 21213206, 30304580, 42426412, 53033015, 106066030, 212132060]

約数ペア:

[(1, 212132060), (2, 106066030), (4, 53033015), (5, 42426412), (7, 30304580), (10, 21213206), (14, 15152290), (20, 10606603), (28, 7576145), (35, 6060916), (70, 3030458), (140, 1515229)]