220105804

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 416264800

約数和(自身を除く): 196158996

約数列:

[1, 2, 4, 19, 38, 73, 76, 97, 146, 194, 292, 388, 409, 818, 1387, 1636, 1843, 2774, 3686, 5548, 7081, 7372, 7771, 14162, 15542, 28324, 29857, 31084, 39673, 59714, 79346, 119428, 134539, 158692, 269078, 538156, 567283, 753787, 1134566, 1507574, 2269132, 2896129, 3015148, 5792258, 11584516, 55026451, 110052902, 220105804]

約数ペア:

[(1, 220105804), (2, 110052902), (4, 55026451), (19, 11584516), (38, 5792258), (73, 3015148), (76, 2896129), (97, 2269132), (146, 1507574), (194, 1134566), (292, 753787), (388, 567283), (409, 538156), (818, 269078), (1387, 158692), (1636, 134539), (1843, 119428), (2774, 79346), (3686, 59714), (5548, 39673), (7081, 31084), (7372, 29857), (7771, 28324), (14162, 15542)]