38415140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{619}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 84369600

約数和(自身を除く): 45954460

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 107, 116, 145, 214, 290, 428, 535, 580, 619, 1070, 1238, 2140, 2476, 3095, 3103, 6190, 6206, 12380, 12412, 15515, 17951, 31030, 35902, 62060, 66233, 71804, 89755, 132466, 179510, 264932, 331165, 359020, 662330, 1324660, 1920757, 3841514, 7683028, 9603785, 19207570, 38415140]

約数ペア:

[(1, 38415140), (2, 19207570), (4, 9603785), (5, 7683028), (10, 3841514), (20, 1920757), (29, 1324660), (58, 662330), (107, 359020), (116, 331165), (145, 264932), (214, 179510), (290, 132466), (428, 89755), (535, 71804), (580, 66233), (619, 62060), (1070, 35902), (1238, 31030), (2140, 17951), (2476, 15515), (3095, 12412), (3103, 12380), (6190, 6206)]