26438360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3911}}^1$

素因数の和:3948

約数の個数: 48

約数和(自身を含む): 64430640

約数和(自身を除く): 37992280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 3911, 6760, 7822, 15644, 19555, 31288, 39110, 50843, 78220, 101686, 156440, 203372, 254215, 406744, 508430, 660959, 1016860, 1321918, 2033720, 2643836, 3304795, 5287672, 6609590, 13219180, 26438360]

約数ペア:

[(1, 26438360), (2, 13219180), (4, 6609590), (5, 5287672), (8, 3304795), (10, 2643836), (13, 2033720), (20, 1321918), (26, 1016860), (40, 660959), (52, 508430), (65, 406744), (104, 254215), (130, 203372), (169, 156440), (260, 101686), (338, 78220), (520, 50843), (676, 39110), (845, 31288), (1352, 19555), (1690, 15644), (3380, 7822), (3911, 6760)]