23465720

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3391}}^1$

素因数の和:3575

約数の個数: 32

約数和(自身を含む): 53118720

約数和(自身を除く): 29653000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3391, 3460, 6782, 6920, 13564, 16955, 27128, 33910, 67820, 135640, 586643, 1173286, 2346572, 2933215, 4693144, 5866430, 11732860, 23465720]

約数ペア:

[(1, 23465720), (2, 11732860), (4, 5866430), (5, 4693144), (8, 2933215), (10, 2346572), (20, 1173286), (40, 586643), (173, 135640), (346, 67820), (692, 33910), (865, 27128), (1384, 16955), (1730, 13564), (3391, 6920), (3460, 6782)]