19802340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{36671}}^1$

素因数の和:36689

約数の個数: 48

約数和(自身を含む): 61608960

約数和(自身を除く): 41806620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 36671, 73342, 110013, 146684, 183355, 220026, 330039, 366710, 440052, 550065, 660078, 733420, 990117, 1100130, 1320156, 1650195, 1980234, 2200260, 3300390, 3960468, 4950585, 6600780, 9901170, 19802340]

約数ペア:

[(1, 19802340), (2, 9901170), (3, 6600780), (4, 4950585), (5, 3960468), (6, 3300390), (9, 2200260), (10, 1980234), (12, 1650195), (15, 1320156), (18, 1100130), (20, 990117), (27, 733420), (30, 660078), (36, 550065), (45, 440052), (54, 366710), (60, 330039), (90, 220026), (108, 183355), (135, 146684), (180, 110013), (270, 73342), (540, 36671)]