28194040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{100693}}^1$

素因数の和:100711

約数の個数: 32

約数和(自身を含む): 72499680

約数和(自身を除く): 44305640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 100693, 201386, 402772, 503465, 704851, 805544, 1006930, 1409702, 2013860, 2819404, 3524255, 4027720, 5638808, 7048510, 14097020, 28194040]

約数ペア:

[(1, 28194040), (2, 14097020), (4, 7048510), (5, 5638808), (7, 4027720), (8, 3524255), (10, 2819404), (14, 2013860), (20, 1409702), (28, 1006930), (35, 805544), (40, 704851), (56, 503465), (70, 402772), (140, 201386), (280, 100693)]