1305449320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4662319}}^1$

素因数の和:4662337

約数の個数: 32

約数和(自身を含む): 3356870400

約数和(自身を除く): 2051421080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4662319, 9324638, 18649276, 23311595, 32636233, 37298552, 46623190, 65272466, 93246380, 130544932, 163181165, 186492760, 261089864, 326362330, 652724660, 1305449320]

約数ペア:

[(1, 1305449320), (2, 652724660), (4, 326362330), (5, 261089864), (7, 186492760), (8, 163181165), (10, 130544932), (14, 93246380), (20, 65272466), (28, 46623190), (35, 37298552), (40, 32636233), (56, 23311595), (70, 18649276), (140, 9324638), (280, 4662319)]