212858840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{183499}}^1$

素因数の和:183539

約数の個数: 32

約数和(自身を含む): 495450000

約数和(自身を除く): 282591160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 183499, 366998, 733996, 917495, 1467992, 1834990, 3669980, 5321471, 7339960, 10642942, 21285884, 26607355, 42571768, 53214710, 106429420, 212858840]

約数ペア:

[(1, 212858840), (2, 106429420), (4, 53214710), (5, 42571768), (8, 26607355), (10, 21285884), (20, 10642942), (29, 7339960), (40, 5321471), (58, 3669980), (116, 1834990), (145, 1467992), (232, 917495), (290, 733996), (580, 366998), (1160, 183499)]