1210280

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 2764800

約数和(自身を除く): 1554520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 383, 395, 632, 766, 790, 1532, 1580, 1915, 3064, 3160, 3830, 7660, 15320, 30257, 60514, 121028, 151285, 242056, 302570, 605140, 1210280]

約数ペア:

[(1, 1210280), (2, 605140), (4, 302570), (5, 242056), (8, 151285), (10, 121028), (20, 60514), (40, 30257), (79, 15320), (158, 7660), (316, 3830), (383, 3160), (395, 3064), (632, 1915), (766, 1580), (790, 1532)]