118979780

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 255104640

約数和(自身を除く): 136124860

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 227, 292, 359, 365, 454, 718, 730, 908, 1135, 1436, 1460, 1795, 2270, 3590, 4540, 7180, 16571, 26207, 33142, 52414, 66284, 81493, 82855, 104828, 131035, 162986, 165710, 262070, 325972, 331420, 407465, 524140, 814930, 1629860, 5948989, 11897978, 23795956, 29744945, 59489890, 118979780]

約数ペア:

[(1, 118979780), (2, 59489890), (4, 29744945), (5, 23795956), (10, 11897978), (20, 5948989), (73, 1629860), (146, 814930), (227, 524140), (292, 407465), (359, 331420), (365, 325972), (454, 262070), (718, 165710), (730, 162986), (908, 131035), (1135, 104828), (1436, 82855), (1460, 81493), (1795, 66284), (2270, 52414), (3590, 33142), (4540, 26207), (7180, 16571)]