1116920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3989}}^1$

素因数の和:4007

約数の個数: 32

約数和(自身を含む): 2872800

約数和(自身を除く): 1755880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3989, 7978, 15956, 19945, 27923, 31912, 39890, 55846, 79780, 111692, 139615, 159560, 223384, 279230, 558460, 1116920]

約数ペア:

[(1, 1116920), (2, 558460), (4, 279230), (5, 223384), (7, 159560), (8, 139615), (10, 111692), (14, 79780), (20, 55846), (28, 39890), (35, 31912), (40, 27923), (56, 19945), (70, 15956), (140, 7978), (280, 3989)]