28607580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17659}}^1$

素因数の和:17680

約数の個数: 60

約数和(自身を含む): 89748120

約数和(自身を除く): 61140540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 17659, 35318, 52977, 70636, 88295, 105954, 158931, 176590, 211908, 264885, 317862, 353180, 476793, 529770, 635724, 794655, 953586, 1059540, 1430379, 1589310, 1907172, 2383965, 2860758, 3178620, 4767930, 5721516, 7151895, 9535860, 14303790, 28607580]

約数ペア:

[(1, 28607580), (2, 14303790), (3, 9535860), (4, 7151895), (5, 5721516), (6, 4767930), (9, 3178620), (10, 2860758), (12, 2383965), (15, 1907172), (18, 1589310), (20, 1430379), (27, 1059540), (30, 953586), (36, 794655), (45, 635724), (54, 529770), (60, 476793), (81, 353180), (90, 317862), (108, 264885), (135, 211908), (162, 176590), (180, 158931), (270, 105954), (324, 88295), (405, 70636), (540, 52977), (810, 35318), (1620, 17659)]