9418120

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1361}}^1$

素因数の和:1545

約数の個数: 32

約数和(自身を含む): 21328920

約数和(自身を除く): 11910800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1361, 1384, 1730, 2722, 3460, 5444, 6805, 6920, 10888, 13610, 27220, 54440, 235453, 470906, 941812, 1177265, 1883624, 2354530, 4709060, 9418120]

約数ペア:

[(1, 9418120), (2, 4709060), (4, 2354530), (5, 1883624), (8, 1177265), (10, 941812), (20, 470906), (40, 235453), (173, 54440), (346, 27220), (692, 13610), (865, 10888), (1361, 6920), (1384, 6805), (1730, 5444), (2722, 3460)]