40212170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211643}}^1$

素因数の和:211669

約数の個数: 16

約数和(自身を含む): 76191840

約数和(自身を除く): 35979670

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 211643, 423286, 1058215, 2116430, 4021217, 8042434, 20106085, 40212170]

約数ペア:

[(1, 40212170), (2, 20106085), (5, 8042434), (10, 4021217), (19, 2116430), (38, 1058215), (95, 423286), (190, 211643)]