188920400

素因数分解:

$2^4\times 5^2\times {\mathrm{472301}}^1$

素因数の和:472319

約数の個数: 30

約数和(自身を含む): 453882222

約数和(自身を除く): 264961822

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 472301, 944602, 1889204, 2361505, 3778408, 4723010, 7556816, 9446020, 11807525, 18892040, 23615050, 37784080, 47230100, 94460200, 188920400]

約数ペア:

[(1, 188920400), (2, 94460200), (4, 47230100), (5, 37784080), (8, 23615050), (10, 18892040), (16, 11807525), (20, 9446020), (25, 7556816), (40, 4723010), (50, 3778408), (80, 2361505), (100, 1889204), (200, 944602), (400, 472301)]