40786980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52291}}^1$

素因数の和:52316

約数の個数: 48

約数和(自身を含む): 122990784

約数和(自身を除く): 82203804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 52291, 104582, 156873, 209164, 261455, 313746, 522910, 627492, 679783, 784365, 1045820, 1359566, 1568730, 2039349, 2719132, 3137460, 3398915, 4078698, 6797830, 8157396, 10196745, 13595660, 20393490, 40786980]

約数ペア:

[(1, 40786980), (2, 20393490), (3, 13595660), (4, 10196745), (5, 8157396), (6, 6797830), (10, 4078698), (12, 3398915), (13, 3137460), (15, 2719132), (20, 2039349), (26, 1568730), (30, 1359566), (39, 1045820), (52, 784365), (60, 679783), (65, 627492), (78, 522910), (130, 313746), (156, 261455), (195, 209164), (260, 156873), (390, 104582), (780, 52291)]