2659120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{773}}^1$

素因数の和:829

約数の個数: 40

約数和(自身を含む): 6334416

約数和(自身を除く): 3675296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 773, 860, 1546, 1720, 3092, 3440, 3865, 6184, 7730, 12368, 15460, 30920, 33239, 61840, 66478, 132956, 166195, 265912, 332390, 531824, 664780, 1329560, 2659120]

約数ペア:

[(1, 2659120), (2, 1329560), (4, 664780), (5, 531824), (8, 332390), (10, 265912), (16, 166195), (20, 132956), (40, 66478), (43, 61840), (80, 33239), (86, 30920), (172, 15460), (215, 12368), (344, 7730), (430, 6184), (688, 3865), (773, 3440), (860, 3092), (1546, 1720)]