2213900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{131}}^1$

素因数の和:171

約数の個数: 54

約数和(自身を含む): 5241852

約数和(自身を除く): 3027952

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 131, 169, 260, 262, 325, 338, 524, 650, 655, 676, 845, 1300, 1310, 1690, 1703, 2620, 3275, 3380, 3406, 4225, 6550, 6812, 8450, 8515, 13100, 16900, 17030, 22139, 34060, 42575, 44278, 85150, 88556, 110695, 170300, 221390, 442780, 553475, 1106950, 2213900]

約数ペア:

[(1, 2213900), (2, 1106950), (4, 553475), (5, 442780), (10, 221390), (13, 170300), (20, 110695), (25, 88556), (26, 85150), (50, 44278), (52, 42575), (65, 34060), (100, 22139), (130, 17030), (131, 16900), (169, 13100), (260, 8515), (262, 8450), (325, 6812), (338, 6550), (524, 4225), (650, 3406), (655, 3380), (676, 3275), (845, 2620), (1300, 1703), (1310, 1690)]