20930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:50

約数の個数: 32

約数和(自身を含む): 48384

約数和(自身を除く): 27454

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 65, 70, 91, 115, 130, 161, 182, 230, 299, 322, 455, 598, 805, 910, 1495, 1610, 2093, 2990, 4186, 10465, 20930]

約数ペア:

[(1, 20930), (2, 10465), (5, 4186), (7, 2990), (10, 2093), (13, 1610), (14, 1495), (23, 910), (26, 805), (35, 598), (46, 455), (65, 322), (70, 299), (91, 230), (115, 182), (130, 161)]