67860980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1783}}^1$

素因数の和:1976

約数の個数: 48

約数和(自身を含む): 156449664

約数和(自身を除く): 88588684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 692, 865, 1730, 1783, 1903, 3460, 3566, 3806, 7132, 7612, 8915, 9515, 17830, 19030, 19613, 35660, 38060, 39226, 78452, 98065, 196130, 308459, 392260, 616918, 1233836, 1542295, 3084590, 3393049, 6169180, 6786098, 13572196, 16965245, 33930490, 67860980]

約数ペア:

[(1, 67860980), (2, 33930490), (4, 16965245), (5, 13572196), (10, 6786098), (11, 6169180), (20, 3393049), (22, 3084590), (44, 1542295), (55, 1233836), (110, 616918), (173, 392260), (220, 308459), (346, 196130), (692, 98065), (865, 78452), (1730, 39226), (1783, 38060), (1903, 35660), (3460, 19613), (3566, 19030), (3806, 17830), (7132, 9515), (7612, 8915)]