208020190

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{14639}}^1$

素因数の和:14689

約数の個数: 48

約数和(自身を含む): 450619200

約数和(自身を除く): 242599010

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 58, 70, 98, 145, 203, 245, 290, 406, 490, 1015, 1421, 2030, 2842, 7105, 14210, 14639, 29278, 73195, 102473, 146390, 204946, 424531, 512365, 717311, 849062, 1024730, 1434622, 2122655, 2971717, 3586555, 4245310, 5943434, 7173110, 14858585, 20802019, 29717170, 41604038, 104010095, 208020190]

約数ペア:

[(1, 208020190), (2, 104010095), (5, 41604038), (7, 29717170), (10, 20802019), (14, 14858585), (29, 7173110), (35, 5943434), (49, 4245310), (58, 3586555), (70, 2971717), (98, 2122655), (145, 1434622), (203, 1024730), (245, 849062), (290, 717311), (406, 512365), (490, 424531), (1015, 204946), (1421, 146390), (2030, 102473), (2842, 73195), (7105, 29278), (14210, 14639)]