20123600830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1129}}^1\times {\mathrm{61463}}^1$

素因数の和:62628

約数の個数: 32

約数和(自身を含む): 37505332800

約数和(自身を除く): 17381731970

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 1129, 2258, 5645, 11290, 32741, 61463, 65482, 122926, 163705, 307315, 327410, 614630, 1782427, 3564854, 8912135, 17824270, 69391727, 138783454, 346958635, 693917270, 2012360083, 4024720166, 10061800415, 20123600830]

約数ペア:

[(1, 20123600830), (2, 10061800415), (5, 4024720166), (10, 2012360083), (29, 693917270), (58, 346958635), (145, 138783454), (290, 69391727), (1129, 17824270), (2258, 8912135), (5645, 3564854), (11290, 1782427), (32741, 614630), (61463, 327410), (65482, 307315), (122926, 163705)]