23132980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{461}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 52701264

約数和(自身を除く): 29568284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 193, 260, 386, 461, 772, 922, 965, 1844, 1930, 2305, 2509, 3860, 4610, 5018, 5993, 9220, 10036, 11986, 12545, 23972, 25090, 29965, 50180, 59930, 88973, 119860, 177946, 355892, 444865, 889730, 1156649, 1779460, 2313298, 4626596, 5783245, 11566490, 23132980]

約数ペア:

[(1, 23132980), (2, 11566490), (4, 5783245), (5, 4626596), (10, 2313298), (13, 1779460), (20, 1156649), (26, 889730), (52, 444865), (65, 355892), (130, 177946), (193, 119860), (260, 88973), (386, 59930), (461, 50180), (772, 29965), (922, 25090), (965, 23972), (1844, 12545), (1930, 11986), (2305, 10036), (2509, 9220), (3860, 5993), (4610, 5018)]