189166940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{2531}}^1$

素因数の和:2678

約数の個数: 48

約数和(自身を含む): 412189344

約数和(自身を除く): 223022404

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 101, 148, 185, 202, 370, 404, 505, 740, 1010, 2020, 2531, 3737, 5062, 7474, 10124, 12655, 14948, 18685, 25310, 37370, 50620, 74740, 93647, 187294, 255631, 374588, 468235, 511262, 936470, 1022524, 1278155, 1872940, 2556310, 5112620, 9458347, 18916694, 37833388, 47291735, 94583470, 189166940]

約数ペア:

[(1, 189166940), (2, 94583470), (4, 47291735), (5, 37833388), (10, 18916694), (20, 9458347), (37, 5112620), (74, 2556310), (101, 1872940), (148, 1278155), (185, 1022524), (202, 936470), (370, 511262), (404, 468235), (505, 374588), (740, 255631), (1010, 187294), (2020, 93647), (2531, 74740), (3737, 50620), (5062, 37370), (7474, 25310), (10124, 18685), (12655, 14948)]