39327220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 86059008

約数和(自身を除く): 46731788

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 137, 155, 274, 310, 463, 548, 620, 685, 926, 1370, 1852, 2315, 2740, 4247, 4630, 8494, 9260, 14353, 16988, 21235, 28706, 42470, 57412, 63431, 71765, 84940, 126862, 143530, 253724, 287060, 317155, 634310, 1268620, 1966361, 3932722, 7865444, 9831805, 19663610, 39327220]

約数ペア:

[(1, 39327220), (2, 19663610), (4, 9831805), (5, 7865444), (10, 3932722), (20, 1966361), (31, 1268620), (62, 634310), (124, 317155), (137, 287060), (155, 253724), (274, 143530), (310, 126862), (463, 84940), (548, 71765), (620, 63431), (685, 57412), (926, 42470), (1370, 28706), (1852, 21235), (2315, 16988), (2740, 14353), (4247, 9260), (4630, 8494)]