208029220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47933}}^1$

素因数の和:47980

約数の個数: 48

約数和(自身を含む): 515386368

約数和(自身を除く): 307357148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 47933, 95866, 191732, 239665, 335531, 479330, 671062, 958660, 1342124, 1485923, 1677655, 2971846, 3355310, 5943692, 6710620, 7429615, 10401461, 14859230, 20802922, 29718460, 41605844, 52007305, 104014610, 208029220]

約数ペア:

[(1, 208029220), (2, 104014610), (4, 52007305), (5, 41605844), (7, 29718460), (10, 20802922), (14, 14859230), (20, 10401461), (28, 7429615), (31, 6710620), (35, 5943692), (62, 3355310), (70, 2971846), (124, 1677655), (140, 1485923), (155, 1342124), (217, 958660), (310, 671062), (434, 479330), (620, 335531), (868, 239665), (1085, 191732), (2170, 95866), (4340, 47933)]