19066240

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^3$

素因数の和:112

約数の個数: 64

約数和(自身を含む): 47099520

約数和(自身を除く): 28033280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 961, 992, 1240, 1922, 1984, 2480, 3844, 3968, 4805, 4960, 7688, 9610, 9920, 15376, 19220, 19840, 29791, 30752, 38440, 59582, 61504, 76880, 119164, 123008, 148955, 153760, 238328, 297910, 307520, 476656, 595820, 615040, 953312, 1191640, 1906624, 2383280, 3813248, 4766560, 9533120, 19066240]

約数ペア:

[(1, 19066240), (2, 9533120), (4, 4766560), (5, 3813248), (8, 2383280), (10, 1906624), (16, 1191640), (20, 953312), (31, 615040), (32, 595820), (40, 476656), (62, 307520), (64, 297910), (80, 238328), (124, 153760), (128, 148955), (155, 123008), (160, 119164), (248, 76880), (310, 61504), (320, 59582), (496, 38440), (620, 30752), (640, 29791), (961, 19840), (992, 19220), (1240, 15376), (1922, 9920), (1984, 9610), (2480, 7688), (3844, 4960), (3968, 4805)]