28338560

素因数分解:

$2^7\times 5^1\times {\mathrm{44279}}^1$

素因数の和:44298

約数の個数: 32

約数和(自身を含む): 67748400

約数和(自身を除く): 39409840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 44279, 88558, 177116, 221395, 354232, 442790, 708464, 885580, 1416928, 1771160, 2833856, 3542320, 5667712, 7084640, 14169280, 28338560]

約数ペア:

[(1, 28338560), (2, 14169280), (4, 7084640), (5, 5667712), (8, 3542320), (10, 2833856), (16, 1771160), (20, 1416928), (32, 885580), (40, 708464), (64, 442790), (80, 354232), (128, 221395), (160, 177116), (320, 88558), (640, 44279)]