8486840

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{641}}^1$

素因数の和:983

約数の個数: 32

約数和(自身を含む): 19182960

約数和(自身を除く): 10696120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 641, 662, 1282, 1324, 1655, 2564, 2648, 3205, 3310, 5128, 6410, 6620, 12820, 13240, 25640, 212171, 424342, 848684, 1060855, 1697368, 2121710, 4243420, 8486840]

約数ペア:

[(1, 8486840), (2, 4243420), (4, 2121710), (5, 1697368), (8, 1060855), (10, 848684), (20, 424342), (40, 212171), (331, 25640), (641, 13240), (662, 12820), (1282, 6620), (1324, 6410), (1655, 5128), (2564, 3310), (2648, 3205)]