9427990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 21047040

約数和(自身を除く): 11619050

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 347, 418, 494, 694, 715, 1045, 1235, 1430, 1735, 2090, 2470, 2717, 3470, 3817, 4511, 5434, 6593, 7634, 9022, 13186, 13585, 19085, 22555, 27170, 32965, 38170, 45110, 49621, 65930, 72523, 85709, 99242, 145046, 171418, 248105, 362615, 428545, 496210, 725230, 857090, 942799, 1885598, 4713995, 9427990]

約数ペア:

[(1, 9427990), (2, 4713995), (5, 1885598), (10, 942799), (11, 857090), (13, 725230), (19, 496210), (22, 428545), (26, 362615), (38, 248105), (55, 171418), (65, 145046), (95, 99242), (110, 85709), (130, 72523), (143, 65930), (190, 49621), (209, 45110), (247, 38170), (286, 32965), (347, 27170), (418, 22555), (494, 19085), (694, 13585), (715, 13186), (1045, 9022), (1235, 7634), (1430, 6593), (1735, 5434), (2090, 4511), (2470, 3817), (2717, 3470)]