20565703690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{60539}}^1$

素因数の和:60787

約数の個数: 64

約数和(自身を含む): 44355962880

約数和(自身を除く): 23790259190

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 211, 230, 322, 422, 805, 1055, 1477, 1610, 2110, 2954, 4853, 7385, 9706, 14770, 24265, 33971, 48530, 60539, 67942, 121078, 169855, 302695, 339710, 423773, 605390, 847546, 1392397, 2118865, 2784794, 4237730, 6961985, 9746779, 12773729, 13923970, 19493558, 25547458, 48733895, 63868645, 89416103, 97467790, 127737290, 178832206, 293795767, 447080515, 587591534, 894161030, 1468978835, 2056570369, 2937957670, 4113140738, 10282851845, 20565703690]

約数ペア:

[(1, 20565703690), (2, 10282851845), (5, 4113140738), (7, 2937957670), (10, 2056570369), (14, 1468978835), (23, 894161030), (35, 587591534), (46, 447080515), (70, 293795767), (115, 178832206), (161, 127737290), (211, 97467790), (230, 89416103), (322, 63868645), (422, 48733895), (805, 25547458), (1055, 19493558), (1477, 13923970), (1610, 12773729), (2110, 9746779), (2954, 6961985), (4853, 4237730), (7385, 2784794), (9706, 2118865), (14770, 1392397), (24265, 847546), (33971, 605390), (48530, 423773), (60539, 339710), (67942, 302695), (121078, 169855)]