804532840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{5417}}^1$

素因数の和:5554

約数の個数: 64

約数和(自身を含む): 1872460800

約数和(自身を除く): 1067927960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 79, 94, 158, 188, 235, 316, 376, 395, 470, 632, 790, 940, 1580, 1880, 3160, 3713, 5417, 7426, 10834, 14852, 18565, 21668, 27085, 29704, 37130, 43336, 54170, 74260, 108340, 148520, 216680, 254599, 427943, 509198, 855886, 1018396, 1272995, 1711772, 2036792, 2139715, 2545990, 3423544, 4279430, 5091980, 8558860, 10183960, 17117720, 20113321, 40226642, 80453284, 100566605, 160906568, 201133210, 402266420, 804532840]

約数ペア:

[(1, 804532840), (2, 402266420), (4, 201133210), (5, 160906568), (8, 100566605), (10, 80453284), (20, 40226642), (40, 20113321), (47, 17117720), (79, 10183960), (94, 8558860), (158, 5091980), (188, 4279430), (235, 3423544), (316, 2545990), (376, 2139715), (395, 2036792), (470, 1711772), (632, 1272995), (790, 1018396), (940, 855886), (1580, 509198), (1880, 427943), (3160, 254599), (3713, 216680), (5417, 148520), (7426, 108340), (10834, 74260), (14852, 54170), (18565, 43336), (21668, 37130), (27085, 29704)]