20083040

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4049}}^1$

素因数の和:4095

約数の個数: 48

約数和(自身を含む): 48988800

約数和(自身を除く): 28905760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4049, 4960, 8098, 16196, 20245, 32392, 40490, 64784, 80980, 125519, 129568, 161960, 251038, 323920, 502076, 627595, 647840, 1004152, 1255190, 2008304, 2510380, 4016608, 5020760, 10041520, 20083040]

約数ペア:

[(1, 20083040), (2, 10041520), (4, 5020760), (5, 4016608), (8, 2510380), (10, 2008304), (16, 1255190), (20, 1004152), (31, 647840), (32, 627595), (40, 502076), (62, 323920), (80, 251038), (124, 161960), (155, 129568), (160, 125519), (248, 80980), (310, 64784), (496, 40490), (620, 32392), (992, 20245), (1240, 16196), (2480, 8098), (4049, 4960)]