1642480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{419}}^1$

素因数の和:446

約数の個数: 60

約数和(自身を含む): 4452840

約数和(自身を除く): 2810360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 419, 490, 560, 784, 838, 980, 1676, 1960, 2095, 2933, 3352, 3920, 4190, 5866, 6704, 8380, 11732, 14665, 16760, 20531, 23464, 29330, 33520, 41062, 46928, 58660, 82124, 102655, 117320, 164248, 205310, 234640, 328496, 410620, 821240, 1642480]

約数ペア:

[(1, 1642480), (2, 821240), (4, 410620), (5, 328496), (7, 234640), (8, 205310), (10, 164248), (14, 117320), (16, 102655), (20, 82124), (28, 58660), (35, 46928), (40, 41062), (49, 33520), (56, 29330), (70, 23464), (80, 20531), (98, 16760), (112, 14665), (140, 11732), (196, 8380), (245, 6704), (280, 5866), (392, 4190), (419, 3920), (490, 3352), (560, 2933), (784, 2095), (838, 1960), (980, 1676)]