220131470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{99607}}^1$

素因数の和:99644

約数の個数: 32

約数和(自身を含む): 451821888

約数和(自身を除く): 231690418

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 99607, 199214, 498035, 996070, 1294891, 1693319, 2589782, 3386638, 6474455, 8466595, 12948910, 16933190, 22013147, 44026294, 110065735, 220131470]

約数ペア:

[(1, 220131470), (2, 110065735), (5, 44026294), (10, 22013147), (13, 16933190), (17, 12948910), (26, 8466595), (34, 6474455), (65, 3386638), (85, 2589782), (130, 1693319), (170, 1294891), (221, 996070), (442, 498035), (1105, 199214), (2210, 99607)]