1230897040

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{252233}}^1$

素因数の和:252307

約数の個数: 40

約数和(自身を含む): 2908762488

約数和(自身を除く): 1677865448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 252233, 504466, 1008932, 1261165, 2017864, 2522330, 4035728, 5044660, 10089320, 15386213, 20178640, 30772426, 61544852, 76931065, 123089704, 153862130, 246179408, 307724260, 615448520, 1230897040]

約数ペア:

[(1, 1230897040), (2, 615448520), (4, 307724260), (5, 246179408), (8, 153862130), (10, 123089704), (16, 76931065), (20, 61544852), (40, 30772426), (61, 20178640), (80, 15386213), (122, 10089320), (244, 5044660), (305, 4035728), (488, 2522330), (610, 2017864), (976, 1261165), (1220, 1008932), (2440, 504466), (4880, 252233)]