4200520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5527}}^1$

素因数の和:5557

約数の個数: 32

約数和(自身を含む): 9950400

約数和(自身を除く): 5749880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 5527, 11054, 22108, 27635, 44216, 55270, 105013, 110540, 210026, 221080, 420052, 525065, 840104, 1050130, 2100260, 4200520]

約数ペア:

[(1, 4200520), (2, 2100260), (4, 1050130), (5, 840104), (8, 525065), (10, 420052), (19, 221080), (20, 210026), (38, 110540), (40, 105013), (76, 55270), (95, 44216), (152, 27635), (190, 22108), (380, 11054), (760, 5527)]