28170660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67073}}^1$

素因数の和:67092

約数の個数: 48

約数和(自身を含む): 90147456

約数和(自身を除く): 61976796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 67073, 134146, 201219, 268292, 335365, 402438, 469511, 670730, 804876, 939022, 1006095, 1341460, 1408533, 1878044, 2012190, 2347555, 2817066, 4024380, 4695110, 5634132, 7042665, 9390220, 14085330, 28170660]

約数ペア:

[(1, 28170660), (2, 14085330), (3, 9390220), (4, 7042665), (5, 5634132), (6, 4695110), (7, 4024380), (10, 2817066), (12, 2347555), (14, 2012190), (15, 1878044), (20, 1408533), (21, 1341460), (28, 1006095), (30, 939022), (35, 804876), (42, 670730), (60, 469511), (70, 402438), (84, 335365), (105, 268292), (140, 201219), (210, 134146), (420, 67073)]