55993840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{99989}}^1$

素因数の和:100009

約数の個数: 40

約数和(自身を含む): 148785120

約数和(自身を除く): 92791280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 99989, 199978, 399956, 499945, 699923, 799912, 999890, 1399846, 1599824, 1999780, 2799692, 3499615, 3999560, 5599384, 6999230, 7999120, 11198768, 13998460, 27996920, 55993840]

約数ペア:

[(1, 55993840), (2, 27996920), (4, 13998460), (5, 11198768), (7, 7999120), (8, 6999230), (10, 5599384), (14, 3999560), (16, 3499615), (20, 2799692), (28, 1999780), (35, 1599824), (40, 1399846), (56, 999890), (70, 799912), (80, 699923), (112, 499945), (140, 399956), (280, 199978), (560, 99989)]