12905860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5333}}^1$

素因数の和:5364

約数の個数: 36

約数和(自身を含む): 29795724

約数和(自身を除く): 16889864

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 5333, 10666, 21332, 26665, 53330, 58663, 106660, 117326, 234652, 293315, 586630, 645293, 1173260, 1290586, 2581172, 3226465, 6452930, 12905860]

約数ペア:

[(1, 12905860), (2, 6452930), (4, 3226465), (5, 2581172), (10, 1290586), (11, 1173260), (20, 645293), (22, 586630), (44, 293315), (55, 234652), (110, 117326), (121, 106660), (220, 58663), (242, 53330), (484, 26665), (605, 21332), (1210, 10666), (2420, 5333)]