20103070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2621}}^1$

素因数の和:2700

約数の個数: 32

約数和(自身を含む): 39644640

約数和(自身を除く): 19541570

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 2621, 3835, 5242, 7670, 13105, 26210, 34073, 68146, 154639, 170365, 309278, 340730, 773195, 1546390, 2010307, 4020614, 10051535, 20103070]

約数ペア:

[(1, 20103070), (2, 10051535), (5, 4020614), (10, 2010307), (13, 1546390), (26, 773195), (59, 340730), (65, 309278), (118, 170365), (130, 154639), (295, 68146), (590, 34073), (767, 26210), (1534, 13105), (2621, 7670), (3835, 5242)]