19222480

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 48282624

約数和(自身を除く): 29060144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 337, 368, 460, 496, 620, 674, 713, 920, 1240, 1348, 1426, 1685, 1840, 2480, 2696, 2852, 3370, 3565, 5392, 5704, 6740, 7130, 7751, 10447, 11408, 13480, 14260, 15502, 20894, 26960, 28520, 31004, 38755, 41788, 52235, 57040, 62008, 77510, 83576, 104470, 124016, 155020, 167152, 208940, 240281, 310040, 417880, 480562, 620080, 835760, 961124, 1201405, 1922248, 2402810, 3844496, 4805620, 9611240, 19222480]

約数ペア:

[(1, 19222480), (2, 9611240), (4, 4805620), (5, 3844496), (8, 2402810), (10, 1922248), (16, 1201405), (20, 961124), (23, 835760), (31, 620080), (40, 480562), (46, 417880), (62, 310040), (80, 240281), (92, 208940), (115, 167152), (124, 155020), (155, 124016), (184, 104470), (230, 83576), (248, 77510), (310, 62008), (337, 57040), (368, 52235), (460, 41788), (496, 38755), (620, 31004), (674, 28520), (713, 26960), (920, 20894), (1240, 15502), (1348, 14260), (1426, 13480), (1685, 11408), (1840, 10447), (2480, 7751), (2696, 7130), (2852, 6740), (3370, 5704), (3565, 5392)]