1353251620

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{28181}}^1$

素因数の和:28218

約数の個数: 60

約数和(自身を含む): 3315386844

約数和(自身を除く): 1962135224

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2401, 3430, 4802, 6860, 9604, 12005, 24010, 28181, 48020, 56362, 112724, 140905, 197267, 281810, 394534, 563620, 789068, 986335, 1380869, 1972670, 2761738, 3945340, 5523476, 6904345, 9666083, 13808690, 19332166, 27617380, 38664332, 48330415, 67662581, 96660830, 135325162, 193321660, 270650324, 338312905, 676625810, 1353251620]

約数ペア:

[(1, 1353251620), (2, 676625810), (4, 338312905), (5, 270650324), (7, 193321660), (10, 135325162), (14, 96660830), (20, 67662581), (28, 48330415), (35, 38664332), (49, 27617380), (70, 19332166), (98, 13808690), (140, 9666083), (196, 6904345), (245, 5523476), (343, 3945340), (490, 2761738), (686, 1972670), (980, 1380869), (1372, 986335), (1715, 789068), (2401, 563620), (3430, 394534), (4802, 281810), (6860, 197267), (9604, 140905), (12005, 112724), (24010, 56362), (28181, 48020)]