18046960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:446

約数の個数: 80

約数和(自身を含む): 45711360

約数和(自身を除く): 27664400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 383, 496, 589, 620, 760, 766, 1178, 1240, 1520, 1532, 1915, 2356, 2480, 2945, 3064, 3830, 4712, 5890, 6128, 7277, 7660, 9424, 11780, 11873, 14554, 15320, 23560, 23746, 29108, 30640, 36385, 47120, 47492, 58216, 59365, 72770, 94984, 116432, 118730, 145540, 189968, 225587, 237460, 291080, 451174, 474920, 582160, 902348, 949840, 1127935, 1804696, 2255870, 3609392, 4511740, 9023480, 18046960]

約数ペア:

[(1, 18046960), (2, 9023480), (4, 4511740), (5, 3609392), (8, 2255870), (10, 1804696), (16, 1127935), (19, 949840), (20, 902348), (31, 582160), (38, 474920), (40, 451174), (62, 291080), (76, 237460), (80, 225587), (95, 189968), (124, 145540), (152, 118730), (155, 116432), (190, 94984), (248, 72770), (304, 59365), (310, 58216), (380, 47492), (383, 47120), (496, 36385), (589, 30640), (620, 29108), (760, 23746), (766, 23560), (1178, 15320), (1240, 14554), (1520, 11873), (1532, 11780), (1915, 9424), (2356, 7660), (2480, 7277), (2945, 6128), (3064, 5890), (3830, 4712)]