428110.0000000

素因数分解:

$2^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:192

約数の個数: 40

約数和(自身を含む): 13195776

約数和(自身を除く): 6369526

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 125, 127, 215, 250, 254, 430, 625, 635, 1075, 1250, 1270, 2150, 3175, 5375, 5461, 6350, 10750, 10922, 15875, 26875, 27305, 31750, 53750, 54610, 79375, 136525, 158750, 273050, 682625, 1365250, 3413125, 6826250]

約数ペア:

[(1, 6826250), (2, 3413125), (5, 1365250), (10, 682625), (25, 273050), (43, 158750), (50, 136525), (86, 79375), (125, 54610), (127, 53750), (215, 31750), (250, 27305), (254, 26875), (430, 15875), (625, 10922), (635, 10750), (1075, 6350), (1250, 5461), (1270, 5375), (2150, 3175)]