188772920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{674189}}^1$

素因数の和:674207

約数の個数: 32

約数和(自身を含む): 485416800

約数和(自身を除く): 296643880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 674189, 1348378, 2696756, 3370945, 4719323, 5393512, 6741890, 9438646, 13483780, 18877292, 23596615, 26967560, 37754584, 47193230, 94386460, 188772920]

約数ペア:

[(1, 188772920), (2, 94386460), (4, 47193230), (5, 37754584), (7, 26967560), (8, 23596615), (10, 18877292), (14, 13483780), (20, 9438646), (28, 6741890), (35, 5393512), (40, 4719323), (56, 3370945), (70, 2696756), (140, 1348378), (280, 674189)]