201619340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{1019}}^1$

素因数の和:1802

約数の個数: 48

約数和(自身を含む): 457017120

約数和(自身を除く): 255397780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 761, 1019, 1522, 2038, 3044, 3805, 4076, 5095, 7610, 9893, 10190, 13247, 15220, 19786, 20380, 26494, 39572, 49465, 52988, 66235, 98930, 132470, 197860, 264940, 775459, 1550918, 3101836, 3877295, 7754590, 10080967, 15509180, 20161934, 40323868, 50404835, 100809670, 201619340]

約数ペア:

[(1, 201619340), (2, 100809670), (4, 50404835), (5, 40323868), (10, 20161934), (13, 15509180), (20, 10080967), (26, 7754590), (52, 3877295), (65, 3101836), (130, 1550918), (260, 775459), (761, 264940), (1019, 197860), (1522, 132470), (2038, 98930), (3044, 66235), (3805, 52988), (4076, 49465), (5095, 39572), (7610, 26494), (9893, 20380), (10190, 19786), (13247, 15220)]