74274220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1621}}^1$

素因数の和:1738

約数の個数: 48

約数和(自身を含む): 163497600

約数和(自身を除く): 89223380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 79, 116, 145, 158, 290, 316, 395, 580, 790, 1580, 1621, 2291, 3242, 4582, 6484, 8105, 9164, 11455, 16210, 22910, 32420, 45820, 47009, 94018, 128059, 188036, 235045, 256118, 470090, 512236, 640295, 940180, 1280590, 2561180, 3713711, 7427422, 14854844, 18568555, 37137110, 74274220]

約数ペア:

[(1, 74274220), (2, 37137110), (4, 18568555), (5, 14854844), (10, 7427422), (20, 3713711), (29, 2561180), (58, 1280590), (79, 940180), (116, 640295), (145, 512236), (158, 470090), (290, 256118), (316, 235045), (395, 188036), (580, 128059), (790, 94018), (1580, 47009), (1621, 45820), (2291, 32420), (3242, 22910), (4582, 16210), (6484, 11455), (8105, 9164)]