208535710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:369

約数の個数: 64

約数和(自身を含む): 406093824

約数和(自身を除く): 197558114

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 101, 115, 191, 202, 230, 235, 382, 470, 505, 955, 1010, 1081, 1910, 2162, 2323, 4393, 4646, 4747, 5405, 8786, 8977, 9494, 10810, 11615, 17954, 19291, 21965, 23230, 23735, 38582, 43930, 44885, 47470, 89770, 96455, 109181, 192910, 206471, 218362, 412942, 443693, 545905, 887386, 906677, 1032355, 1091810, 1813354, 2064710, 2218465, 4436930, 4533385, 9066770, 20853571, 41707142, 104267855, 208535710]

約数ペア:

[(1, 208535710), (2, 104267855), (5, 41707142), (10, 20853571), (23, 9066770), (46, 4533385), (47, 4436930), (94, 2218465), (101, 2064710), (115, 1813354), (191, 1091810), (202, 1032355), (230, 906677), (235, 887386), (382, 545905), (470, 443693), (505, 412942), (955, 218362), (1010, 206471), (1081, 192910), (1910, 109181), (2162, 96455), (2323, 89770), (4393, 47470), (4646, 44885), (4747, 43930), (5405, 38582), (8786, 23735), (8977, 23230), (9494, 21965), (10810, 19291), (11615, 17954)]