23528920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9643}}^1$

素因数の和:9715

約数の個数: 32

約数和(自身を含む): 53813520

約数和(自身を除く): 30284600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 9643, 19286, 38572, 48215, 77144, 96430, 192860, 385720, 588223, 1176446, 2352892, 2941115, 4705784, 5882230, 11764460, 23528920]

約数ペア:

[(1, 23528920), (2, 11764460), (4, 5882230), (5, 4705784), (8, 2941115), (10, 2352892), (20, 1176446), (40, 588223), (61, 385720), (122, 192860), (244, 96430), (305, 77144), (488, 48215), (610, 38572), (1220, 19286), (2440, 9643)]