7624400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{389}}^1$

素因数の和:421

約数の個数: 90

約数和(自身を含む): 21363030

約数和(自身を除く): 13738630

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 389, 392, 400, 490, 560, 700, 778, 784, 980, 1225, 1400, 1556, 1945, 1960, 2450, 2723, 2800, 3112, 3890, 3920, 4900, 5446, 6224, 7780, 9725, 9800, 10892, 13615, 15560, 19061, 19450, 19600, 21784, 27230, 31120, 38122, 38900, 43568, 54460, 68075, 76244, 77800, 95305, 108920, 136150, 152488, 155600, 190610, 217840, 272300, 304976, 381220, 476525, 544600, 762440, 953050, 1089200, 1524880, 1906100, 3812200, 7624400]

約数ペア:

[(1, 7624400), (2, 3812200), (4, 1906100), (5, 1524880), (7, 1089200), (8, 953050), (10, 762440), (14, 544600), (16, 476525), (20, 381220), (25, 304976), (28, 272300), (35, 217840), (40, 190610), (49, 155600), (50, 152488), (56, 136150), (70, 108920), (80, 95305), (98, 77800), (100, 76244), (112, 68075), (140, 54460), (175, 43568), (196, 38900), (200, 38122), (245, 31120), (280, 27230), (350, 21784), (389, 19600), (392, 19450), (400, 19061), (490, 15560), (560, 13615), (700, 10892), (778, 9800), (784, 9725), (980, 7780), (1225, 6224), (1400, 5446), (1556, 4900), (1945, 3920), (1960, 3890), (2450, 3112), (2723, 2800)]