20090680

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8513}}^1$

素因数の和:8583

約数の個数: 32

約数和(自身を含む): 45975600

約数和(自身を除く): 25884920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 8513, 17026, 34052, 42565, 68104, 85130, 170260, 340520, 502267, 1004534, 2009068, 2511335, 4018136, 5022670, 10045340, 20090680]

約数ペア:

[(1, 20090680), (2, 10045340), (4, 5022670), (5, 4018136), (8, 2511335), (10, 2009068), (20, 1004534), (40, 502267), (59, 340520), (118, 170260), (236, 85130), (295, 68104), (472, 42565), (590, 34052), (1180, 17026), (2360, 8513)]