7452940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1783}}^1$

素因数の和:1822

約数の個数: 48

約数和(自身を含む): 17982720

約数和(自身を除く): 10529780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 1783, 2090, 3566, 4180, 7132, 8915, 17830, 19613, 33877, 35660, 39226, 67754, 78452, 98065, 135508, 169385, 196130, 338770, 372647, 392260, 677540, 745294, 1490588, 1863235, 3726470, 7452940]

約数ペア:

[(1, 7452940), (2, 3726470), (4, 1863235), (5, 1490588), (10, 745294), (11, 677540), (19, 392260), (20, 372647), (22, 338770), (38, 196130), (44, 169385), (55, 135508), (76, 98065), (95, 78452), (110, 67754), (190, 39226), (209, 35660), (220, 33877), (380, 19613), (418, 17830), (836, 8915), (1045, 7132), (1783, 4180), (2090, 3566)]