30639742

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{503}}^1$

素因数の和:760

約数の個数: 32

約数和(自身を含む): 55641600

約数和(自身を除く): 25001858

約数列:

[1, 2, 7, 14, 19, 38, 133, 229, 266, 458, 503, 1006, 1603, 3206, 3521, 4351, 7042, 8702, 9557, 19114, 30457, 60914, 66899, 115187, 133798, 230374, 806309, 1612618, 2188553, 4377106, 15319871, 30639742]

約数ペア:

[(1, 30639742), (2, 15319871), (7, 4377106), (14, 2188553), (19, 1612618), (38, 806309), (133, 230374), (229, 133798), (266, 115187), (458, 66899), (503, 60914), (1006, 30457), (1603, 19114), (3206, 9557), (3521, 8702), (4351, 7042)]