488470220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{498439}}^1$

素因数の和:498462

約数の個数: 36

約数和(自身を含む): 1193265360

約数和(自身を除く): 704795140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 498439, 996878, 1993756, 2492195, 3489073, 4984390, 6978146, 9968780, 13956292, 17445365, 24423511, 34890730, 48847022, 69781460, 97694044, 122117555, 244235110, 488470220]

約数ペア:

[(1, 488470220), (2, 244235110), (4, 122117555), (5, 97694044), (7, 69781460), (10, 48847022), (14, 34890730), (20, 24423511), (28, 17445365), (35, 13956292), (49, 9968780), (70, 6978146), (98, 4984390), (140, 3489073), (196, 2492195), (245, 1993756), (490, 996878), (980, 498439)]