9935980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 22216320

約数和(自身を除く): 12280340

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 370, 463, 580, 740, 926, 1073, 1852, 2146, 2315, 4292, 4630, 5365, 9260, 10730, 13427, 17131, 21460, 26854, 34262, 53708, 67135, 68524, 85655, 134270, 171310, 268540, 342620, 496799, 993598, 1987196, 2483995, 4967990, 9935980]

約数ペア:

[(1, 9935980), (2, 4967990), (4, 2483995), (5, 1987196), (10, 993598), (20, 496799), (29, 342620), (37, 268540), (58, 171310), (74, 134270), (116, 85655), (145, 68524), (148, 67135), (185, 53708), (290, 34262), (370, 26854), (463, 21460), (580, 17131), (740, 13427), (926, 10730), (1073, 9260), (1852, 5365), (2146, 4630), (2315, 4292)]