7756126460

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{911}}^1\times {\mathrm{2857}}^1$

素因数の和:3926

約数の個数: 48

約数和(自身を含む): 16420924800

約数和(自身を除く): 8664798340

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 911, 1490, 1822, 2857, 2980, 3644, 4555, 5714, 9110, 11428, 14285, 18220, 28570, 57140, 135739, 271478, 425693, 542956, 678695, 851386, 1357390, 1702772, 2128465, 2602727, 2714780, 4256930, 5205454, 8513860, 10410908, 13013635, 26027270, 52054540, 387806323, 775612646, 1551225292, 1939031615, 3878063230, 7756126460]

約数ペア:

[(1, 7756126460), (2, 3878063230), (4, 1939031615), (5, 1551225292), (10, 775612646), (20, 387806323), (149, 52054540), (298, 26027270), (596, 13013635), (745, 10410908), (911, 8513860), (1490, 5205454), (1822, 4256930), (2857, 2714780), (2980, 2602727), (3644, 2128465), (4555, 1702772), (5714, 1357390), (9110, 851386), (11428, 678695), (14285, 542956), (18220, 425693), (28570, 271478), (57140, 135739)]