39780370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{769}}^1$

素因数の和:1522

約数の個数: 32

約数和(自身を含む): 82051200

約数和(自身を除く): 42270830

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 739, 769, 1478, 1538, 3695, 3845, 5173, 5383, 7390, 7690, 10346, 10766, 25865, 26915, 51730, 53830, 568291, 1136582, 2841455, 3978037, 5682910, 7956074, 19890185, 39780370]

約数ペア:

[(1, 39780370), (2, 19890185), (5, 7956074), (7, 5682910), (10, 3978037), (14, 2841455), (35, 1136582), (70, 568291), (739, 53830), (769, 51730), (1478, 26915), (1538, 25865), (3695, 10766), (3845, 10346), (5173, 7690), (5383, 7390)]