263020820

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{1627}}^1$

素因数の和:1832

約数の個数: 48

約数和(自身を含む): 566153280

約数和(自身を除く): 303132460

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 137, 236, 274, 295, 548, 590, 685, 1180, 1370, 1627, 2740, 3254, 6508, 8083, 8135, 16166, 16270, 32332, 32540, 40415, 80830, 95993, 161660, 191986, 222899, 383972, 445798, 479965, 891596, 959930, 1114495, 1919860, 2228990, 4457980, 13151041, 26302082, 52604164, 65755205, 131510410, 263020820]

約数ペア:

[(1, 263020820), (2, 131510410), (4, 65755205), (5, 52604164), (10, 26302082), (20, 13151041), (59, 4457980), (118, 2228990), (137, 1919860), (236, 1114495), (274, 959930), (295, 891596), (548, 479965), (590, 445798), (685, 383972), (1180, 222899), (1370, 191986), (1627, 161660), (2740, 95993), (3254, 80830), (6508, 40415), (8083, 32540), (8135, 32332), (16166, 16270)]