8683990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{947}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 18019584

約数和(自身を除く): 9335594

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 655, 917, 947, 1310, 1834, 1894, 4585, 4735, 6629, 9170, 9470, 13258, 33145, 66290, 124057, 248114, 620285, 868399, 1240570, 1736798, 4341995, 8683990]

約数ペア:

[(1, 8683990), (2, 4341995), (5, 1736798), (7, 1240570), (10, 868399), (14, 620285), (35, 248114), (70, 124057), (131, 66290), (262, 33145), (655, 13258), (917, 9470), (947, 9170), (1310, 6629), (1834, 4735), (1894, 4585)]