401080

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 930240

約数和(自身を除く): 529160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 271, 296, 370, 542, 740, 1084, 1355, 1480, 2168, 2710, 5420, 10027, 10840, 20054, 40108, 50135, 80216, 100270, 200540, 401080]

約数ペア:

[(1, 401080), (2, 200540), (4, 100270), (5, 80216), (8, 50135), (10, 40108), (20, 20054), (37, 10840), (40, 10027), (74, 5420), (148, 2710), (185, 2168), (271, 1480), (296, 1355), (370, 1084), (542, 740)]