43453940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 95208960

約数和(自身を除く): 51755020

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 109, 124, 155, 218, 310, 436, 545, 620, 643, 1090, 1286, 2180, 2572, 3215, 3379, 6430, 6758, 12860, 13516, 16895, 19933, 33790, 39866, 67580, 70087, 79732, 99665, 140174, 199330, 280348, 350435, 398660, 700870, 1401740, 2172697, 4345394, 8690788, 10863485, 21726970, 43453940]

約数ペア:

[(1, 43453940), (2, 21726970), (4, 10863485), (5, 8690788), (10, 4345394), (20, 2172697), (31, 1401740), (62, 700870), (109, 398660), (124, 350435), (155, 280348), (218, 199330), (310, 140174), (436, 99665), (545, 79732), (620, 70087), (643, 67580), (1090, 39866), (1286, 33790), (2180, 19933), (2572, 16895), (3215, 13516), (3379, 12860), (6430, 6758)]