19281120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{40169}}^1$

素因数の和:40187

約数の個数: 48

約数和(自身を含む): 60737040

約数和(自身を除く): 41455920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 40169, 80338, 120507, 160676, 200845, 241014, 321352, 401690, 482028, 602535, 642704, 803380, 964056, 1205070, 1285408, 1606760, 1928112, 2410140, 3213520, 3856224, 4820280, 6427040, 9640560, 19281120]

約数ペア:

[(1, 19281120), (2, 9640560), (3, 6427040), (4, 4820280), (5, 3856224), (6, 3213520), (8, 2410140), (10, 1928112), (12, 1606760), (15, 1285408), (16, 1205070), (20, 964056), (24, 803380), (30, 642704), (32, 602535), (40, 482028), (48, 401690), (60, 321352), (80, 241014), (96, 200845), (120, 160676), (160, 120507), (240, 80338), (480, 40169)]