387512510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21881}}^1$

素因数の和:21929

約数の個数: 64

約数和(自身を含む): 907490304

約数和(自身を除く): 519977794

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 55, 70, 77, 110, 115, 154, 161, 230, 253, 322, 385, 506, 770, 805, 1265, 1610, 1771, 2530, 3542, 8855, 17710, 21881, 43762, 109405, 153167, 218810, 240691, 306334, 481382, 503263, 765835, 1006526, 1203455, 1531670, 1684837, 2406910, 2516315, 3369674, 3522841, 5032630, 5535893, 7045682, 8424185, 11071786, 16848370, 17614205, 27679465, 35228410, 38751251, 55358930, 77502502, 193756255, 387512510]

約数ペア:

[(1, 387512510), (2, 193756255), (5, 77502502), (7, 55358930), (10, 38751251), (11, 35228410), (14, 27679465), (22, 17614205), (23, 16848370), (35, 11071786), (46, 8424185), (55, 7045682), (70, 5535893), (77, 5032630), (110, 3522841), (115, 3369674), (154, 2516315), (161, 2406910), (230, 1684837), (253, 1531670), (322, 1203455), (385, 1006526), (506, 765835), (770, 503263), (805, 481382), (1265, 306334), (1610, 240691), (1771, 218810), (2530, 153167), (3542, 109405), (8855, 43762), (17710, 21881)]