31466540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5227}}^1$

素因数の和:5286

約数の個数: 48

約数和(自身を含む): 77290752

約数和(自身を除く): 45824212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 5227, 6020, 10454, 20908, 26135, 36589, 52270, 73178, 104540, 146356, 182945, 224761, 365890, 449522, 731780, 899044, 1123805, 1573327, 2247610, 3146654, 4495220, 6293308, 7866635, 15733270, 31466540]

約数ペア:

[(1, 31466540), (2, 15733270), (4, 7866635), (5, 6293308), (7, 4495220), (10, 3146654), (14, 2247610), (20, 1573327), (28, 1123805), (35, 899044), (43, 731780), (70, 449522), (86, 365890), (140, 224761), (172, 182945), (215, 146356), (301, 104540), (430, 73178), (602, 52270), (860, 36589), (1204, 26135), (1505, 20908), (3010, 10454), (5227, 6020)]