201916970

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1\times {\mathrm{739}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 369230400

約数和(自身を除く): 167313430

約数列:

[1, 2, 5, 10, 89, 178, 307, 445, 614, 739, 890, 1478, 1535, 3070, 3695, 7390, 27323, 54646, 65771, 131542, 136615, 226873, 273230, 328855, 453746, 657710, 1134365, 2268730, 20191697, 40383394, 100958485, 201916970]

約数ペア:

[(1, 201916970), (2, 100958485), (5, 40383394), (10, 20191697), (89, 2268730), (178, 1134365), (307, 657710), (445, 453746), (614, 328855), (739, 273230), (890, 226873), (1478, 136615), (1535, 131542), (3070, 65771), (3695, 54646), (7390, 27323)]