28794640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{51419}}^1$

素因数の和:51439

約数の個数: 40

約数和(自身を含む): 76512960

約数和(自身を除く): 47718320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 51419, 102838, 205676, 257095, 359933, 411352, 514190, 719866, 822704, 1028380, 1439732, 1799665, 2056760, 2879464, 3599330, 4113520, 5758928, 7198660, 14397320, 28794640]

約数ペア:

[(1, 28794640), (2, 14397320), (4, 7198660), (5, 5758928), (7, 4113520), (8, 3599330), (10, 2879464), (14, 2056760), (16, 1799665), (20, 1439732), (28, 1028380), (35, 822704), (40, 719866), (56, 514190), (70, 411352), (80, 359933), (112, 257095), (140, 205676), (280, 102838), (560, 51419)]