100236920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{357989}}^1$

素因数の和:358007

約数の個数: 32

約数和(自身を含む): 257752800

約数和(自身を除く): 157515880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 357989, 715978, 1431956, 1789945, 2505923, 2863912, 3579890, 5011846, 7159780, 10023692, 12529615, 14319560, 20047384, 25059230, 50118460, 100236920]

約数ペア:

[(1, 100236920), (2, 50118460), (4, 25059230), (5, 20047384), (7, 14319560), (8, 12529615), (10, 10023692), (14, 7159780), (20, 5011846), (28, 3579890), (35, 2863912), (40, 2505923), (56, 1789945), (70, 1431956), (140, 715978), (280, 357989)]