1855120

素因数分解:

$2^4\times 5^1\times {\mathrm{23189}}^1$

素因数の和:23202

約数の個数: 20

約数和(自身を含む): 4313340

約数和(自身を除く): 2458220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23189, 46378, 92756, 115945, 185512, 231890, 371024, 463780, 927560, 1855120]

約数ペア:

[(1, 1855120), (2, 927560), (4, 463780), (5, 371024), (8, 231890), (10, 185512), (16, 115945), (20, 92756), (40, 46378), (80, 23189)]