28453240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41843}}^1$

素因数の和:41871

約数の個数: 32

約数和(自身を含む): 67787280

約数和(自身を除く): 39334040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 41843, 83686, 167372, 209215, 334744, 418430, 711331, 836860, 1422662, 1673720, 2845324, 3556655, 5690648, 7113310, 14226620, 28453240]

約数ペア:

[(1, 28453240), (2, 14226620), (4, 7113310), (5, 5690648), (8, 3556655), (10, 2845324), (17, 1673720), (20, 1422662), (34, 836860), (40, 711331), (68, 418430), (85, 334744), (136, 209215), (170, 167372), (340, 83686), (680, 41843)]