40776040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 95103360

約数和(自身を除く): 54327320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 151, 157, 172, 215, 302, 314, 344, 430, 604, 628, 755, 785, 860, 1208, 1256, 1510, 1570, 1720, 3020, 3140, 6040, 6280, 6493, 6751, 12986, 13502, 23707, 25972, 27004, 32465, 33755, 47414, 51944, 54008, 64930, 67510, 94828, 118535, 129860, 135020, 189656, 237070, 259720, 270040, 474140, 948280, 1019401, 2038802, 4077604, 5097005, 8155208, 10194010, 20388020, 40776040]

約数ペア:

[(1, 40776040), (2, 20388020), (4, 10194010), (5, 8155208), (8, 5097005), (10, 4077604), (20, 2038802), (40, 1019401), (43, 948280), (86, 474140), (151, 270040), (157, 259720), (172, 237070), (215, 189656), (302, 135020), (314, 129860), (344, 118535), (430, 94828), (604, 67510), (628, 64930), (755, 54008), (785, 51944), (860, 47414), (1208, 33755), (1256, 32465), (1510, 27004), (1570, 25972), (1720, 23707), (3020, 13502), (3140, 12986), (6040, 6751), (6280, 6493)]