2912112970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1\times {\mathrm{557}}^1$

素因数の和:1015

約数の個数: 64

約数和(自身を含む): 5716884096

約数和(自身を除く): 2804771126

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 262, 307, 557, 614, 655, 1114, 1310, 1535, 1703, 2785, 3070, 3406, 3991, 5570, 7241, 7982, 8515, 14482, 17030, 19955, 36205, 39910, 40217, 72410, 72967, 80434, 145934, 170999, 201085, 341998, 364835, 402170, 522821, 729670, 854995, 948571, 1045642, 1709990, 1897142, 2222987, 2614105, 4445974, 4742855, 5228210, 9485710, 11114935, 22229870, 22400869, 44801738, 112004345, 224008690, 291211297, 582422594, 1456056485, 2912112970]

約数ペア:

[(1, 2912112970), (2, 1456056485), (5, 582422594), (10, 291211297), (13, 224008690), (26, 112004345), (65, 44801738), (130, 22400869), (131, 22229870), (262, 11114935), (307, 9485710), (557, 5228210), (614, 4742855), (655, 4445974), (1114, 2614105), (1310, 2222987), (1535, 1897142), (1703, 1709990), (2785, 1045642), (3070, 948571), (3406, 854995), (3991, 729670), (5570, 522821), (7241, 402170), (7982, 364835), (8515, 341998), (14482, 201085), (17030, 170999), (19955, 145934), (36205, 80434), (39910, 72967), (40217, 72410)]