1568831780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{5227}}^1$

素因数の和:5628

約数の個数: 48

約数和(自身を含む): 3381470400

約数和(自身を除く): 1812638620

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 349, 430, 698, 860, 1396, 1745, 3490, 5227, 6980, 10454, 15007, 20908, 26135, 30014, 52270, 60028, 75035, 104540, 150070, 224761, 300140, 449522, 899044, 1123805, 1824223, 2247610, 3648446, 4495220, 7296892, 9121115, 18242230, 36484460, 78441589, 156883178, 313766356, 392207945, 784415890, 1568831780]

約数ペア:

[(1, 1568831780), (2, 784415890), (4, 392207945), (5, 313766356), (10, 156883178), (20, 78441589), (43, 36484460), (86, 18242230), (172, 9121115), (215, 7296892), (349, 4495220), (430, 3648446), (698, 2247610), (860, 1824223), (1396, 1123805), (1745, 899044), (3490, 449522), (5227, 300140), (6980, 224761), (10454, 150070), (15007, 104540), (20908, 75035), (26135, 60028), (30014, 52270)]