28546720

素因数分解:

$2^5\times 5^1\times {\mathrm{178417}}^1$

素因数の和:178432

約数の個数: 24

約数和(自身を含む): 67442004

約数和(自身を除く): 38895284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 178417, 356834, 713668, 892085, 1427336, 1784170, 2854672, 3568340, 5709344, 7136680, 14273360, 28546720]

約数ペア:

[(1, 28546720), (2, 14273360), (4, 7136680), (5, 5709344), (8, 3568340), (10, 2854672), (16, 1784170), (20, 1427336), (32, 892085), (40, 713668), (80, 356834), (160, 178417)]