68479460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{69877}}^1$

素因数の和:69900

約数の個数: 36

約数和(自身を含む): 167287932

約数和(自身を除く): 98808472

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 69877, 139754, 279508, 349385, 489139, 698770, 978278, 1397540, 1956556, 2445695, 3423973, 4891390, 6847946, 9782780, 13695892, 17119865, 34239730, 68479460]

約数ペア:

[(1, 68479460), (2, 34239730), (4, 17119865), (5, 13695892), (7, 9782780), (10, 6847946), (14, 4891390), (20, 3423973), (28, 2445695), (35, 1956556), (49, 1397540), (70, 978278), (98, 698770), (140, 489139), (196, 349385), (245, 279508), (490, 139754), (980, 69877)]