19058320

素因数分解:

$2^4\times 5^1\times {\mathrm{238229}}^1$

素因数の和:238242

約数の個数: 20

約数和(自身を含む): 44310780

約数和(自身を除く): 25252460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 238229, 476458, 952916, 1191145, 1905832, 2382290, 3811664, 4764580, 9529160, 19058320]

約数ペア:

[(1, 19058320), (2, 9529160), (4, 4764580), (5, 3811664), (8, 2382290), (10, 1905832), (16, 1191145), (20, 952916), (40, 476458), (80, 238229)]