40891240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 104353920

約数和(自身を除く): 63462680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 169, 184, 230, 260, 263, 299, 338, 460, 520, 526, 598, 676, 845, 920, 1052, 1196, 1315, 1352, 1495, 1690, 2104, 2392, 2630, 2990, 3380, 3419, 3887, 5260, 5980, 6049, 6760, 6838, 7774, 10520, 11960, 12098, 13676, 15548, 17095, 19435, 24196, 27352, 30245, 31096, 34190, 38870, 44447, 48392, 60490, 68380, 77740, 78637, 88894, 120980, 136760, 155480, 157274, 177788, 222235, 241960, 314548, 355576, 393185, 444470, 629096, 786370, 888940, 1022281, 1572740, 1777880, 2044562, 3145480, 4089124, 5111405, 8178248, 10222810, 20445620, 40891240]

約数ペア:

[(1, 40891240), (2, 20445620), (4, 10222810), (5, 8178248), (8, 5111405), (10, 4089124), (13, 3145480), (20, 2044562), (23, 1777880), (26, 1572740), (40, 1022281), (46, 888940), (52, 786370), (65, 629096), (92, 444470), (104, 393185), (115, 355576), (130, 314548), (169, 241960), (184, 222235), (230, 177788), (260, 157274), (263, 155480), (299, 136760), (338, 120980), (460, 88894), (520, 78637), (526, 77740), (598, 68380), (676, 60490), (845, 48392), (920, 44447), (1052, 38870), (1196, 34190), (1315, 31096), (1352, 30245), (1495, 27352), (1690, 24196), (2104, 19435), (2392, 17095), (2630, 15548), (2990, 13676), (3380, 12098), (3419, 11960), (3887, 10520), (5260, 7774), (5980, 6838), (6049, 6760)]