13656940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2699}}^1$

素因数の和:2742

約数の個数: 48

約数和(自身を含む): 32659200

約数和(自身を除く): 19002260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 2699, 5060, 5398, 10796, 13495, 26990, 29689, 53980, 59378, 62077, 118756, 124154, 148445, 248308, 296890, 310385, 593780, 620770, 682847, 1241540, 1365694, 2731388, 3414235, 6828470, 13656940]

約数ペア:

[(1, 13656940), (2, 6828470), (4, 3414235), (5, 2731388), (10, 1365694), (11, 1241540), (20, 682847), (22, 620770), (23, 593780), (44, 310385), (46, 296890), (55, 248308), (92, 148445), (110, 124154), (115, 118756), (220, 62077), (230, 59378), (253, 53980), (460, 29689), (506, 26990), (1012, 13495), (1265, 10796), (2530, 5398), (2699, 5060)]