38896940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1459}}^1$

素因数の和:1542

約数の個数: 48

約数和(自身を含む): 86338560

約数和(自身を除く): 47441620

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 1459, 2666, 2918, 5332, 5836, 6665, 7295, 13330, 14590, 26660, 29180, 45229, 62737, 90458, 125474, 180916, 226145, 250948, 313685, 452290, 627370, 904580, 1254740, 1944847, 3889694, 7779388, 9724235, 19448470, 38896940]

約数ペア:

[(1, 38896940), (2, 19448470), (4, 9724235), (5, 7779388), (10, 3889694), (20, 1944847), (31, 1254740), (43, 904580), (62, 627370), (86, 452290), (124, 313685), (155, 250948), (172, 226145), (215, 180916), (310, 125474), (430, 90458), (620, 62737), (860, 45229), (1333, 29180), (1459, 26660), (2666, 14590), (2918, 13330), (5332, 7295), (5836, 6665)]