11181540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1187}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 31534272

約数和(自身を除く): 20352732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1187, 1570, 1884, 2355, 2374, 3140, 3561, 4710, 4748, 5935, 7122, 9420, 11870, 14244, 17805, 23740, 35610, 71220, 186359, 372718, 559077, 745436, 931795, 1118154, 1863590, 2236308, 2795385, 3727180, 5590770, 11181540]

約数ペア:

[(1, 11181540), (2, 5590770), (3, 3727180), (4, 2795385), (5, 2236308), (6, 1863590), (10, 1118154), (12, 931795), (15, 745436), (20, 559077), (30, 372718), (60, 186359), (157, 71220), (314, 35610), (471, 23740), (628, 17805), (785, 14244), (942, 11870), (1187, 9420), (1570, 7122), (1884, 5935), (2355, 4748), (2374, 4710), (3140, 3561)]