19608640

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2113}}^1$

素因数の和:2159

約数の個数: 56

約数和(自身を含む): 48326040

約数和(自身を除く): 28717400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2113, 2320, 4226, 4640, 8452, 9280, 10565, 16904, 21130, 33808, 42260, 61277, 67616, 84520, 122554, 135232, 169040, 245108, 306385, 338080, 490216, 612770, 676160, 980432, 1225540, 1960864, 2451080, 3921728, 4902160, 9804320, 19608640]

約数ペア:

[(1, 19608640), (2, 9804320), (4, 4902160), (5, 3921728), (8, 2451080), (10, 1960864), (16, 1225540), (20, 980432), (29, 676160), (32, 612770), (40, 490216), (58, 338080), (64, 306385), (80, 245108), (116, 169040), (145, 135232), (160, 122554), (232, 84520), (290, 67616), (320, 61277), (464, 42260), (580, 33808), (928, 21130), (1160, 16904), (1856, 10565), (2113, 9280), (2320, 8452), (4226, 4640)]