30270020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{617}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 69769728

約数和(自身を除く): 39499708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 223, 446, 617, 892, 1115, 1234, 2230, 2453, 2468, 3085, 4460, 4906, 6170, 6787, 9812, 12265, 12340, 13574, 24530, 27148, 33935, 49060, 67870, 135740, 137591, 275182, 550364, 687955, 1375910, 1513501, 2751820, 3027002, 6054004, 7567505, 15135010, 30270020]

約数ペア:

[(1, 30270020), (2, 15135010), (4, 7567505), (5, 6054004), (10, 3027002), (11, 2751820), (20, 1513501), (22, 1375910), (44, 687955), (55, 550364), (110, 275182), (220, 137591), (223, 135740), (446, 67870), (617, 49060), (892, 33935), (1115, 27148), (1234, 24530), (2230, 13574), (2453, 12340), (2468, 12265), (3085, 9812), (4460, 6787), (4906, 6170)]