7804060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1867}}^1$

素因数の和:1906

約数の個数: 48

約数和(自身を含む): 18829440

約数和(自身を除く): 11025380

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, 1867, 2090, 3734, 4180, 7468, 9335, 18670, 20537, 35473, 37340, 41074, 70946, 82148, 102685, 141892, 177365, 205370, 354730, 390203, 410740, 709460, 780406, 1560812, 1951015, 3902030, 7804060]

約数ペア:

[(1, 7804060), (2, 3902030), (4, 1951015), (5, 1560812), (10, 780406), (11, 709460), (19, 410740), (20, 390203), (22, 354730), (38, 205370), (44, 177365), (55, 141892), (76, 102685), (95, 82148), (110, 70946), (190, 41074), (209, 37340), (220, 35473), (380, 20537), (418, 18670), (836, 9335), (1045, 7468), (1867, 4180), (2090, 3734)]