2190440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7823}}^1$

素因数の和:7841

約数の個数: 32

約数和(自身を含む): 5633280

約数和(自身を除く): 3442840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7823, 15646, 31292, 39115, 54761, 62584, 78230, 109522, 156460, 219044, 273805, 312920, 438088, 547610, 1095220, 2190440]

約数ペア:

[(1, 2190440), (2, 1095220), (4, 547610), (5, 438088), (7, 312920), (8, 273805), (10, 219044), (14, 156460), (20, 109522), (28, 78230), (35, 62584), (40, 54761), (56, 39115), (70, 31292), (140, 15646), (280, 7823)]