199900190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{98473}}^1$

素因数の和:98516

約数の個数: 32

約数和(自身を含む): 425407680

約数和(自身を除く): 225507490

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 98473, 196946, 492365, 689311, 984730, 1378622, 2855717, 3446555, 5711434, 6893110, 14278585, 19990019, 28557170, 39980038, 99950095, 199900190]

約数ペア:

[(1, 199900190), (2, 99950095), (5, 39980038), (7, 28557170), (10, 19990019), (14, 14278585), (29, 6893110), (35, 5711434), (58, 3446555), (70, 2855717), (145, 1378622), (203, 984730), (290, 689311), (406, 492365), (1015, 196946), (2030, 98473)]