142975540

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{941}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 307649664

約数和(自身を除く): 164674124

約数列:

[1, 2, 4, 5, 10, 20, 71, 107, 142, 214, 284, 355, 428, 535, 710, 941, 1070, 1420, 1882, 2140, 3764, 4705, 7597, 9410, 15194, 18820, 30388, 37985, 66811, 75970, 100687, 133622, 151940, 201374, 267244, 334055, 402748, 503435, 668110, 1006870, 1336220, 2013740, 7148777, 14297554, 28595108, 35743885, 71487770, 142975540]

約数ペア:

[(1, 142975540), (2, 71487770), (4, 35743885), (5, 28595108), (10, 14297554), (20, 7148777), (71, 2013740), (107, 1336220), (142, 1006870), (214, 668110), (284, 503435), (355, 402748), (428, 334055), (535, 267244), (710, 201374), (941, 151940), (1070, 133622), (1420, 100687), (1882, 75970), (2140, 66811), (3764, 37985), (4705, 30388), (7597, 18820), (9410, 15194)]