12622220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1129}}^1$

素因数の和:1194

約数の個数: 48

約数和(自身を含む): 29235360

約数和(自身を除く): 16613140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 1129, 2236, 2258, 2795, 4516, 5590, 5645, 11180, 11290, 14677, 22580, 29354, 48547, 58708, 73385, 97094, 146770, 194188, 242735, 293540, 485470, 631111, 970940, 1262222, 2524444, 3155555, 6311110, 12622220]

約数ペア:

[(1, 12622220), (2, 6311110), (4, 3155555), (5, 2524444), (10, 1262222), (13, 970940), (20, 631111), (26, 485470), (43, 293540), (52, 242735), (65, 194188), (86, 146770), (130, 97094), (172, 73385), (215, 58708), (260, 48547), (430, 29354), (559, 22580), (860, 14677), (1118, 11290), (1129, 11180), (2236, 5645), (2258, 5590), (2795, 4516)]