1369659220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1\times {\mathrm{1733}}^1$

素因数の和:2704

約数の個数: 48

約数和(自身を含む): 2948077440

約数和(自身を除く): 1578418220

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 919, 1733, 1838, 3466, 3676, 4595, 6932, 8665, 9190, 17330, 18380, 34660, 39517, 74519, 79034, 149038, 158068, 197585, 298076, 372595, 395170, 745190, 790340, 1490380, 1592627, 3185254, 6370508, 7963135, 15926270, 31852540, 68482961, 136965922, 273931844, 342414805, 684829610, 1369659220]

約数ペア:

[(1, 1369659220), (2, 684829610), (4, 342414805), (5, 273931844), (10, 136965922), (20, 68482961), (43, 31852540), (86, 15926270), (172, 7963135), (215, 6370508), (430, 3185254), (860, 1592627), (919, 1490380), (1733, 790340), (1838, 745190), (3466, 395170), (3676, 372595), (4595, 298076), (6932, 197585), (8665, 158068), (9190, 149038), (17330, 79034), (18380, 74519), (34660, 39517)]