4369340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 9906624

約数和(自身を除く): 5537284

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 181, 284, 340, 355, 362, 710, 724, 905, 1207, 1420, 1810, 2414, 3077, 3620, 4828, 6035, 6154, 12070, 12308, 12851, 15385, 24140, 25702, 30770, 51404, 61540, 64255, 128510, 218467, 257020, 436934, 873868, 1092335, 2184670, 4369340]

約数ペア:

[(1, 4369340), (2, 2184670), (4, 1092335), (5, 873868), (10, 436934), (17, 257020), (20, 218467), (34, 128510), (68, 64255), (71, 61540), (85, 51404), (142, 30770), (170, 25702), (181, 24140), (284, 15385), (340, 12851), (355, 12308), (362, 12070), (710, 6154), (724, 6035), (905, 4828), (1207, 3620), (1420, 3077), (1810, 2414)]