19044880

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8209}}^1$

素因数の和:8251

約数の個数: 40

約数和(自身を含む): 45811800

約数和(自身を除く): 26766920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 8209, 16418, 32836, 41045, 65672, 82090, 131344, 164180, 238061, 328360, 476122, 656720, 952244, 1190305, 1904488, 2380610, 3808976, 4761220, 9522440, 19044880]

約数ペア:

[(1, 19044880), (2, 9522440), (4, 4761220), (5, 3808976), (8, 2380610), (10, 1904488), (16, 1190305), (20, 952244), (29, 656720), (40, 476122), (58, 328360), (80, 238061), (116, 164180), (145, 131344), (232, 82090), (290, 65672), (464, 41045), (580, 32836), (1160, 16418), (2320, 8209)]