42385840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{75689}}^1$

素因数の和:75709

約数の個数: 40

約数和(自身を含む): 112626720

約数和(自身を除く): 70240880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 75689, 151378, 302756, 378445, 529823, 605512, 756890, 1059646, 1211024, 1513780, 2119292, 2649115, 3027560, 4238584, 5298230, 6055120, 8477168, 10596460, 21192920, 42385840]

約数ペア:

[(1, 42385840), (2, 21192920), (4, 10596460), (5, 8477168), (7, 6055120), (8, 5298230), (10, 4238584), (14, 3027560), (16, 2649115), (20, 2119292), (28, 1513780), (35, 1211024), (40, 1059646), (56, 756890), (70, 605512), (80, 529823), (112, 378445), (140, 302756), (280, 151378), (560, 75689)]