26787340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 59724000

約数和(自身を除く): 32936660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 157, 190, 314, 380, 449, 628, 785, 898, 1570, 1796, 2245, 2983, 3140, 4490, 5966, 8531, 8980, 11932, 14915, 17062, 29830, 34124, 42655, 59660, 70493, 85310, 140986, 170620, 281972, 352465, 704930, 1339367, 1409860, 2678734, 5357468, 6696835, 13393670, 26787340]

約数ペア:

[(1, 26787340), (2, 13393670), (4, 6696835), (5, 5357468), (10, 2678734), (19, 1409860), (20, 1339367), (38, 704930), (76, 352465), (95, 281972), (157, 170620), (190, 140986), (314, 85310), (380, 70493), (449, 59660), (628, 42655), (785, 34124), (898, 29830), (1570, 17062), (1796, 14915), (2245, 11932), (2983, 8980), (3140, 8531), (4490, 5966)]