28375890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{55639}}^1$

素因数の和:55666

約数の個数: 32

約数和(自身を含む): 72109440

約数和(自身を除く): 43733550

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 55639, 111278, 166917, 278195, 333834, 556390, 834585, 945863, 1669170, 1891726, 2837589, 4729315, 5675178, 9458630, 14187945, 28375890]

約数ペア:

[(1, 28375890), (2, 14187945), (3, 9458630), (5, 5675178), (6, 4729315), (10, 2837589), (15, 1891726), (17, 1669170), (30, 945863), (34, 834585), (51, 556390), (85, 333834), (102, 278195), (170, 166917), (255, 111278), (510, 55639)]