79777460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{569839}}^1$

素因数の和:569855

約数の個数: 24

約数和(自身を含む): 191466240

約数和(自身を除く): 111688780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 569839, 1139678, 2279356, 2849195, 3988873, 5698390, 7977746, 11396780, 15955492, 19944365, 39888730, 79777460]

約数ペア:

[(1, 79777460), (2, 39888730), (4, 19944365), (5, 15955492), (7, 11396780), (10, 7977746), (14, 5698390), (20, 3988873), (28, 2849195), (35, 2279356), (70, 1139678), (140, 569839)]