155694820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3803}}^1$

素因数の和:3924

約数の個数: 48

約数和(自身を含む): 345098880

約数和(自身を除く): 189404060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1780, 2047, 3803, 4094, 7606, 8188, 10235, 15212, 19015, 20470, 38030, 40940, 76060, 87469, 174938, 338467, 349876, 437345, 676934, 874690, 1353868, 1692335, 1749380, 3384670, 6769340, 7784741, 15569482, 31138964, 38923705, 77847410, 155694820]

約数ペア:

[(1, 155694820), (2, 77847410), (4, 38923705), (5, 31138964), (10, 15569482), (20, 7784741), (23, 6769340), (46, 3384670), (89, 1749380), (92, 1692335), (115, 1353868), (178, 874690), (230, 676934), (356, 437345), (445, 349876), (460, 338467), (890, 174938), (1780, 87469), (2047, 76060), (3803, 40940), (4094, 38030), (7606, 20470), (8188, 19015), (10235, 15212)]