26439260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1697}}^1$

素因数の和:1766

約数の個数: 48

約数和(自身を含む): 59905440

約数和(自身を除く): 33466180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 1697, 3116, 3394, 3895, 6788, 7790, 8485, 15580, 16970, 32243, 33940, 64486, 69577, 128972, 139154, 161215, 278308, 322430, 347885, 644860, 695770, 1321963, 1391540, 2643926, 5287852, 6609815, 13219630, 26439260]

約数ペア:

[(1, 26439260), (2, 13219630), (4, 6609815), (5, 5287852), (10, 2643926), (19, 1391540), (20, 1321963), (38, 695770), (41, 644860), (76, 347885), (82, 322430), (95, 278308), (164, 161215), (190, 139154), (205, 128972), (380, 69577), (410, 64486), (779, 33940), (820, 32243), (1558, 16970), (1697, 15580), (3116, 8485), (3394, 7790), (3895, 6788)]