19140780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{5407}}^1$

素因数の和:5478

約数の個数: 48

約数和(自身を含む): 54512640

約数和(自身を除く): 35371860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 5407, 10814, 16221, 21628, 27035, 32442, 54070, 64884, 81105, 108140, 162210, 319013, 324420, 638026, 957039, 1276052, 1595065, 1914078, 3190130, 3828156, 4785195, 6380260, 9570390, 19140780]

約数ペア:

[(1, 19140780), (2, 9570390), (3, 6380260), (4, 4785195), (5, 3828156), (6, 3190130), (10, 1914078), (12, 1595065), (15, 1276052), (20, 957039), (30, 638026), (59, 324420), (60, 319013), (118, 162210), (177, 108140), (236, 81105), (295, 64884), (354, 54070), (590, 32442), (708, 27035), (885, 21628), (1180, 16221), (1770, 10814), (3540, 5407)]