1727800

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 4118040

約数和(自身を除く): 2390240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 163, 200, 212, 265, 326, 424, 530, 652, 815, 1060, 1304, 1325, 1630, 2120, 2650, 3260, 4075, 5300, 6520, 8150, 8639, 10600, 16300, 17278, 32600, 34556, 43195, 69112, 86390, 172780, 215975, 345560, 431950, 863900, 1727800]

約数ペア:

[(1, 1727800), (2, 863900), (4, 431950), (5, 345560), (8, 215975), (10, 172780), (20, 86390), (25, 69112), (40, 43195), (50, 34556), (53, 32600), (100, 17278), (106, 16300), (163, 10600), (200, 8639), (212, 8150), (265, 6520), (326, 5300), (424, 4075), (530, 3260), (652, 2650), (815, 2120), (1060, 1630), (1304, 1325)]