420202282

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:622

約数の個数: 32

約数和(自身を含む): 656208000

約数和(自身を除く): 236005718

約数列:

[1, 2, 61, 71, 122, 139, 142, 278, 349, 698, 4331, 8479, 8662, 9869, 16958, 19738, 21289, 24779, 42578, 48511, 49558, 97022, 602009, 1204018, 1511519, 2959171, 3023038, 3444281, 5918342, 6888562, 210101141, 420202282]

約数ペア:

[(1, 420202282), (2, 210101141), (61, 6888562), (71, 5918342), (122, 3444281), (139, 3023038), (142, 2959171), (278, 1511519), (349, 1204018), (698, 602009), (4331, 97022), (8479, 49558), (8662, 48511), (9869, 42578), (16958, 24779), (19738, 21289)]