4752400

素因数分解:

$2^4\times 5^2\times {\mathrm{109}}^2$

素因数の和:236

約数の個数: 45

約数和(自身を含む): 11523351

約数和(自身を除く): 6770951

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 109, 200, 218, 400, 436, 545, 872, 1090, 1744, 2180, 2725, 4360, 5450, 8720, 10900, 11881, 21800, 23762, 43600, 47524, 59405, 95048, 118810, 190096, 237620, 297025, 475240, 594050, 950480, 1188100, 2376200, 4752400]

約数ペア:

[(1, 4752400), (2, 2376200), (4, 1188100), (5, 950480), (8, 594050), (10, 475240), (16, 297025), (20, 237620), (25, 190096), (40, 118810), (50, 95048), (80, 59405), (100, 47524), (109, 43600), (200, 23762), (218, 21800), (400, 11881), (436, 10900), (545, 8720), (872, 5450), (1090, 4360), (1744, 2725)]