27801320

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{9521}}^1$

素因数の和:9605

約数の個数: 32

約数和(自身を含む): 63416520

約数和(自身を除く): 35615200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 9521, 19042, 38084, 47605, 76168, 95210, 190420, 380840, 695033, 1390066, 2780132, 3475165, 5560264, 6950330, 13900660, 27801320]

約数ペア:

[(1, 27801320), (2, 13900660), (4, 6950330), (5, 5560264), (8, 3475165), (10, 2780132), (20, 1390066), (40, 695033), (73, 380840), (146, 190420), (292, 95210), (365, 76168), (584, 47605), (730, 38084), (1460, 19042), (2920, 9521)]