2991730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 6243840

約数和(自身を除く): 3252110

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 541, 553, 790, 1082, 1106, 2705, 2765, 3787, 5410, 5530, 7574, 18935, 37870, 42739, 85478, 213695, 299173, 427390, 598346, 1495865, 2991730]

約数ペア:

[(1, 2991730), (2, 1495865), (5, 598346), (7, 427390), (10, 299173), (14, 213695), (35, 85478), (70, 42739), (79, 37870), (158, 18935), (395, 7574), (541, 5530), (553, 5410), (790, 3787), (1082, 2765), (1106, 2705)]