395214440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{520019}}^1$

素因数の和:520049

約数の個数: 32

約数和(自身を含む): 936036000

約数和(自身を除く): 540821560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 520019, 1040038, 2080076, 2600095, 4160152, 5200190, 9880361, 10400380, 19760722, 20800760, 39521444, 49401805, 79042888, 98803610, 197607220, 395214440]

約数ペア:

[(1, 395214440), (2, 197607220), (4, 98803610), (5, 79042888), (8, 49401805), (10, 39521444), (19, 20800760), (20, 19760722), (38, 10400380), (40, 9880361), (76, 5200190), (95, 4160152), (152, 2600095), (190, 2080076), (380, 1040038), (760, 520019)]