2147490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 5660928

約数和(自身を除く): 3513438

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 107, 214, 223, 321, 446, 535, 642, 669, 963, 1070, 1115, 1338, 1605, 1926, 2007, 2230, 3210, 3345, 4014, 4815, 6690, 9630, 10035, 20070, 23861, 47722, 71583, 119305, 143166, 214749, 238610, 357915, 429498, 715830, 1073745, 2147490]

約数ペア:

[(1, 2147490), (2, 1073745), (3, 715830), (5, 429498), (6, 357915), (9, 238610), (10, 214749), (15, 143166), (18, 119305), (30, 71583), (45, 47722), (90, 23861), (107, 20070), (214, 10035), (223, 9630), (321, 6690), (446, 4815), (535, 4014), (642, 3345), (669, 3210), (963, 2230), (1070, 2007), (1115, 1926), (1338, 1605)]