130813340

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{19069}}^1$

素因数の和:19099

約数の個数: 48

約数和(自身を含む): 320376000

約数和(自身を除く): 189562660

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, 3430, 6860, 19069, 38138, 76276, 95345, 133483, 190690, 266966, 381380, 533932, 667415, 934381, 1334830, 1868762, 2669660, 3737524, 4671905, 6540667, 9343810, 13081334, 18687620, 26162668, 32703335, 65406670, 130813340]

約数ペア:

[(1, 130813340), (2, 65406670), (4, 32703335), (5, 26162668), (7, 18687620), (10, 13081334), (14, 9343810), (20, 6540667), (28, 4671905), (35, 3737524), (49, 2669660), (70, 1868762), (98, 1334830), (140, 934381), (196, 667415), (245, 533932), (343, 381380), (490, 266966), (686, 190690), (980, 133483), (1372, 95345), (1715, 76276), (3430, 38138), (6860, 19069)]