28882480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1427}}^1$

素因数の和:1474

約数の個数: 80

約数和(自身を含む): 76495104

約数和(自身を除く): 47612624

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, 880, 920, 1012, 1265, 1427, 1840, 2024, 2530, 2854, 4048, 5060, 5708, 7135, 10120, 11416, 14270, 15697, 20240, 22832, 28540, 31394, 32821, 57080, 62788, 65642, 78485, 114160, 125576, 131284, 156970, 164105, 251152, 262568, 313940, 328210, 361031, 525136, 627880, 656420, 722062, 1255760, 1312840, 1444124, 1805155, 2625680, 2888248, 3610310, 5776496, 7220620, 14441240, 28882480]

約数ペア:

[(1, 28882480), (2, 14441240), (4, 7220620), (5, 5776496), (8, 3610310), (10, 2888248), (11, 2625680), (16, 1805155), (20, 1444124), (22, 1312840), (23, 1255760), (40, 722062), (44, 656420), (46, 627880), (55, 525136), (80, 361031), (88, 328210), (92, 313940), (110, 262568), (115, 251152), (176, 164105), (184, 156970), (220, 131284), (230, 125576), (253, 114160), (368, 78485), (440, 65642), (460, 62788), (506, 57080), (880, 32821), (920, 31394), (1012, 28540), (1265, 22832), (1427, 20240), (1840, 15697), (2024, 14270), (2530, 11416), (2854, 10120), (4048, 7135), (5060, 5708)]