11781860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{613}}^1$

素因数の和:684

約数の個数: 36

約数和(自身を含む): 25607484

約数和(自身を除く): 13825624

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 613, 620, 961, 1226, 1922, 2452, 3065, 3844, 4805, 6130, 9610, 12260, 19003, 19220, 38006, 76012, 95015, 190030, 380060, 589093, 1178186, 2356372, 2945465, 5890930, 11781860]

約数ペア:

[(1, 11781860), (2, 5890930), (4, 2945465), (5, 2356372), (10, 1178186), (20, 589093), (31, 380060), (62, 190030), (124, 95015), (155, 76012), (310, 38006), (613, 19220), (620, 19003), (961, 12260), (1226, 9610), (1922, 6130), (2452, 4805), (3065, 3844)]