804950080

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{20789}}^1$

素因数の和:20828

約数の個数: 84

約数和(自身を含む): 2106983340

約数和(自身を除く): 1302033260

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 605, 704, 880, 968, 1210, 1760, 1936, 2420, 3520, 3872, 4840, 7744, 9680, 19360, 20789, 38720, 41578, 83156, 103945, 166312, 207890, 228679, 332624, 415780, 457358, 665248, 831560, 914716, 1143395, 1330496, 1663120, 1829432, 2286790, 2515469, 3326240, 3658864, 4573580, 5030938, 6652480, 7317728, 9147160, 10061876, 12577345, 14635456, 18294320, 20123752, 25154690, 36588640, 40247504, 50309380, 73177280, 80495008, 100618760, 160990016, 201237520, 402475040, 804950080]

約数ペア:

[(1, 804950080), (2, 402475040), (4, 201237520), (5, 160990016), (8, 100618760), (10, 80495008), (11, 73177280), (16, 50309380), (20, 40247504), (22, 36588640), (32, 25154690), (40, 20123752), (44, 18294320), (55, 14635456), (64, 12577345), (80, 10061876), (88, 9147160), (110, 7317728), (121, 6652480), (160, 5030938), (176, 4573580), (220, 3658864), (242, 3326240), (320, 2515469), (352, 2286790), (440, 1829432), (484, 1663120), (605, 1330496), (704, 1143395), (880, 914716), (968, 831560), (1210, 665248), (1760, 457358), (1936, 415780), (2420, 332624), (3520, 228679), (3872, 207890), (4840, 166312), (7744, 103945), (9680, 83156), (19360, 41578), (20789, 38720)]