66890320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{119447}}^1$

素因数の和:119467

約数の個数: 40

約数和(自身を含む): 177738624

約数和(自身を除く): 110848304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 119447, 238894, 477788, 597235, 836129, 955576, 1194470, 1672258, 1911152, 2388940, 3344516, 4180645, 4777880, 6689032, 8361290, 9555760, 13378064, 16722580, 33445160, 66890320]

約数ペア:

[(1, 66890320), (2, 33445160), (4, 16722580), (5, 13378064), (7, 9555760), (8, 8361290), (10, 6689032), (14, 4777880), (16, 4180645), (20, 3344516), (28, 2388940), (35, 1911152), (40, 1672258), (56, 1194470), (70, 955576), (80, 836129), (112, 597235), (140, 477788), (280, 238894), (560, 119447)]