40004010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{647}}^1$

素因数の和:892

約数の個数: 64

約数和(自身を含む): 107308800

約数和(自身を除く): 67304790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 229, 270, 458, 647, 687, 1145, 1294, 1374, 1941, 2061, 2290, 3235, 3435, 3882, 4122, 5823, 6183, 6470, 6870, 9705, 10305, 11646, 12366, 17469, 19410, 20610, 29115, 30915, 34938, 58230, 61830, 87345, 148163, 174690, 296326, 444489, 740815, 888978, 1333467, 1481630, 2222445, 2666934, 4000401, 4444890, 6667335, 8000802, 13334670, 20002005, 40004010]

約数ペア:

[(1, 40004010), (2, 20002005), (3, 13334670), (5, 8000802), (6, 6667335), (9, 4444890), (10, 4000401), (15, 2666934), (18, 2222445), (27, 1481630), (30, 1333467), (45, 888978), (54, 740815), (90, 444489), (135, 296326), (229, 174690), (270, 148163), (458, 87345), (647, 61830), (687, 58230), (1145, 34938), (1294, 30915), (1374, 29115), (1941, 20610), (2061, 19410), (2290, 17469), (3235, 12366), (3435, 11646), (3882, 10305), (4122, 9705), (5823, 6870), (6183, 6470)]