12123760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 32140800

約数和(自身を除く): 20017040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 599, 880, 920, 1012, 1198, 1265, 1840, 2024, 2396, 2530, 2995, 4048, 4792, 5060, 5990, 6589, 9584, 10120, 11980, 13178, 13777, 20240, 23960, 26356, 27554, 32945, 47920, 52712, 55108, 65890, 68885, 105424, 110216, 131780, 137770, 151547, 220432, 263560, 275540, 303094, 527120, 551080, 606188, 757735, 1102160, 1212376, 1515470, 2424752, 3030940, 6061880, 12123760]

約数ペア:

[(1, 12123760), (2, 6061880), (4, 3030940), (5, 2424752), (8, 1515470), (10, 1212376), (11, 1102160), (16, 757735), (20, 606188), (22, 551080), (23, 527120), (40, 303094), (44, 275540), (46, 263560), (55, 220432), (80, 151547), (88, 137770), (92, 131780), (110, 110216), (115, 105424), (176, 68885), (184, 65890), (220, 55108), (230, 52712), (253, 47920), (368, 32945), (440, 27554), (460, 26356), (506, 23960), (599, 20240), (880, 13777), (920, 13178), (1012, 11980), (1198, 10120), (1265, 9584), (1840, 6589), (2024, 5990), (2396, 5060), (2530, 4792), (2995, 4048)]