1040376920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{124447}}^1$

素因数の和:124488

約数の個数: 64

約数和(自身を含む): 2688076800

約数和(自身を除く): 1647699880

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 124447, 248894, 497788, 622235, 995576, 1244470, 1368917, 2364493, 2488940, 2737834, 4728986, 4977880, 5475668, 6844585, 9457972, 10951336, 11822465, 13689170, 18915944, 23644930, 26009423, 27378340, 47289860, 52018846, 54756680, 94579720, 104037692, 130047115, 208075384, 260094230, 520188460, 1040376920]

約数ペア:

[(1, 1040376920), (2, 520188460), (4, 260094230), (5, 208075384), (8, 130047115), (10, 104037692), (11, 94579720), (19, 54756680), (20, 52018846), (22, 47289860), (38, 27378340), (40, 26009423), (44, 23644930), (55, 18915944), (76, 13689170), (88, 11822465), (95, 10951336), (110, 9457972), (152, 6844585), (190, 5475668), (209, 4977880), (220, 4728986), (380, 2737834), (418, 2488940), (440, 2364493), (760, 1368917), (836, 1244470), (1045, 995576), (1672, 622235), (2090, 497788), (4180, 248894), (8360, 124447)]