20529810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{32587}}^1$

素因数の和:32607

約数の個数: 48

約数和(自身を含む): 61004736

約数和(自身を除く): 40474926

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 32587, 65174, 97761, 162935, 195522, 228109, 293283, 325870, 456218, 488805, 586566, 684327, 977610, 1140545, 1368654, 1466415, 2052981, 2281090, 2932830, 3421635, 4105962, 6843270, 10264905, 20529810]

約数ペア:

[(1, 20529810), (2, 10264905), (3, 6843270), (5, 4105962), (6, 3421635), (7, 2932830), (9, 2281090), (10, 2052981), (14, 1466415), (15, 1368654), (18, 1140545), (21, 977610), (30, 684327), (35, 586566), (42, 488805), (45, 456218), (63, 325870), (70, 293283), (90, 228109), (105, 195522), (126, 162935), (210, 97761), (315, 65174), (630, 32587)]