13098740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 29213184

約数和(自身を除く): 16114444

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 571, 620, 740, 1142, 1147, 2284, 2294, 2855, 4588, 5710, 5735, 11420, 11470, 17701, 21127, 22940, 35402, 42254, 70804, 84508, 88505, 105635, 177010, 211270, 354020, 422540, 654937, 1309874, 2619748, 3274685, 6549370, 13098740]

約数ペア:

[(1, 13098740), (2, 6549370), (4, 3274685), (5, 2619748), (10, 1309874), (20, 654937), (31, 422540), (37, 354020), (62, 211270), (74, 177010), (124, 105635), (148, 88505), (155, 84508), (185, 70804), (310, 42254), (370, 35402), (571, 22940), (620, 21127), (740, 17701), (1142, 11470), (1147, 11420), (2284, 5735), (2294, 5710), (2855, 4588)]