713251220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{87623}}^1$

素因数の和:87680

約数の個数: 48

約数和(自身を含む): 1678174848

約数和(自身を除く): 964923628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 87623, 175246, 350492, 438115, 876230, 963853, 1752460, 1927706, 3242051, 3855412, 4819265, 6484102, 9638530, 12968204, 16210255, 19277060, 32420510, 35662561, 64841020, 71325122, 142650244, 178312805, 356625610, 713251220]

約数ペア:

[(1, 713251220), (2, 356625610), (4, 178312805), (5, 142650244), (10, 71325122), (11, 64841020), (20, 35662561), (22, 32420510), (37, 19277060), (44, 16210255), (55, 12968204), (74, 9638530), (110, 6484102), (148, 4819265), (185, 3855412), (220, 3242051), (370, 1927706), (407, 1752460), (740, 963853), (814, 876230), (1628, 438115), (2035, 350492), (4070, 175246), (8140, 87623)]