13645480

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3833}}^1$

素因数の和:3933

約数の個数: 32

約数和(自身を含む): 31055400

約数和(自身を除く): 17409920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 3833, 7666, 15332, 19165, 30664, 38330, 76660, 153320, 341137, 682274, 1364548, 1705685, 2729096, 3411370, 6822740, 13645480]

約数ペア:

[(1, 13645480), (2, 6822740), (4, 3411370), (5, 2729096), (8, 1705685), (10, 1364548), (20, 682274), (40, 341137), (89, 153320), (178, 76660), (356, 38330), (445, 30664), (712, 19165), (890, 15332), (1780, 7666), (3560, 3833)]