16914940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6359}}^1$

素因数の和:6394

約数の個数: 48

約数和(自身を含む): 42739200

約数和(自身を除く): 25824260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 6359, 12718, 25436, 31795, 44513, 63590, 89026, 120821, 127180, 178052, 222565, 241642, 445130, 483284, 604105, 845747, 890260, 1208210, 1691494, 2416420, 3382988, 4228735, 8457470, 16914940]

約数ペア:

[(1, 16914940), (2, 8457470), (4, 4228735), (5, 3382988), (7, 2416420), (10, 1691494), (14, 1208210), (19, 890260), (20, 845747), (28, 604105), (35, 483284), (38, 445130), (70, 241642), (76, 222565), (95, 178052), (133, 127180), (140, 120821), (190, 89026), (266, 63590), (380, 44513), (532, 31795), (665, 25436), (1330, 12718), (2660, 6359)]