2227830020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{108463}}^1$

素因数の和:108564

約数の個数: 48

約数和(自身を含む): 5102146560

約数和(自身を除く): 2874316540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 20540, 108463, 216926, 433852, 542315, 1084630, 1410019, 2169260, 2820038, 5640076, 7050095, 8568577, 14100190, 17137154, 28200380, 34274308, 42842885, 85685770, 111391501, 171371540, 222783002, 445566004, 556957505, 1113915010, 2227830020]

約数ペア:

[(1, 2227830020), (2, 1113915010), (4, 556957505), (5, 445566004), (10, 222783002), (13, 171371540), (20, 111391501), (26, 85685770), (52, 42842885), (65, 34274308), (79, 28200380), (130, 17137154), (158, 14100190), (260, 8568577), (316, 7050095), (395, 5640076), (790, 2820038), (1027, 2169260), (1580, 1410019), (2054, 1084630), (4108, 542315), (5135, 433852), (10270, 216926), (20540, 108463)]