42478460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51803}}^1$

素因数の和:51853

約数の個数: 24

約数和(自身を含む): 91382256

約数和(自身を除く): 48903796

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 51803, 103606, 207212, 259015, 518030, 1036060, 2123923, 4247846, 8495692, 10619615, 21239230, 42478460]

約数ペア:

[(1, 42478460), (2, 21239230), (4, 10619615), (5, 8495692), (10, 4247846), (20, 2123923), (41, 1036060), (82, 518030), (164, 259015), (205, 207212), (410, 103606), (820, 51803)]