74354740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2789}}^1$

素因数の和:2872

約数の個数: 48

約数和(自身を含む): 164989440

約数和(自身を除く): 90634700

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 2666, 2789, 5332, 5578, 6665, 11156, 13330, 13945, 26660, 27890, 55780, 86459, 119927, 172918, 239854, 345836, 432295, 479708, 599635, 864590, 1199270, 1729180, 2398540, 3717737, 7435474, 14870948, 18588685, 37177370, 74354740]

約数ペア:

[(1, 74354740), (2, 37177370), (4, 18588685), (5, 14870948), (10, 7435474), (20, 3717737), (31, 2398540), (43, 1729180), (62, 1199270), (86, 864590), (124, 599635), (155, 479708), (172, 432295), (215, 345836), (310, 239854), (430, 172918), (620, 119927), (860, 86459), (1333, 55780), (2666, 27890), (2789, 26660), (5332, 13945), (5578, 13330), (6665, 11156)]