30030040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{18311}}^1$

素因数の和:18363

約数の個数: 32

約数和(自身を含む): 69219360

約数和(自身を除く): 39189320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 18311, 36622, 73244, 91555, 146488, 183110, 366220, 732440, 750751, 1501502, 3003004, 3753755, 6006008, 7507510, 15015020, 30030040]

約数ペア:

[(1, 30030040), (2, 15015020), (4, 7507510), (5, 6006008), (8, 3753755), (10, 3003004), (20, 1501502), (40, 750751), (41, 732440), (82, 366220), (164, 183110), (205, 146488), (328, 91555), (410, 73244), (820, 36622), (1640, 18311)]