1906100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{389}}^1$

素因数の和:417

約数の個数: 54

約数和(自身を含む): 4823910

約数和(自身を除く): 2917810

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 389, 490, 700, 778, 980, 1225, 1556, 1945, 2450, 2723, 3890, 4900, 5446, 7780, 9725, 10892, 13615, 19061, 19450, 27230, 38122, 38900, 54460, 68075, 76244, 95305, 136150, 190610, 272300, 381220, 476525, 953050, 1906100]

約数ペア:

[(1, 1906100), (2, 953050), (4, 476525), (5, 381220), (7, 272300), (10, 190610), (14, 136150), (20, 95305), (25, 76244), (28, 68075), (35, 54460), (49, 38900), (50, 38122), (70, 27230), (98, 19450), (100, 19061), (140, 13615), (175, 10892), (196, 9725), (245, 7780), (350, 5446), (389, 4900), (490, 3890), (700, 2723), (778, 2450), (980, 1945), (1225, 1556)]