8705320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16741}}^1$

素因数の和:16765

約数の個数: 32

約数和(自身を含む): 21094920

約数和(自身を除く): 12389600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16741, 33482, 66964, 83705, 133928, 167410, 217633, 334820, 435266, 669640, 870532, 1088165, 1741064, 2176330, 4352660, 8705320]

約数ペア:

[(1, 8705320), (2, 4352660), (4, 2176330), (5, 1741064), (8, 1088165), (10, 870532), (13, 669640), (20, 435266), (26, 334820), (40, 217633), (52, 167410), (65, 133928), (104, 83705), (130, 66964), (260, 33482), (520, 16741)]