40143280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21817}}^1$

素因数の和:21853

約数の個数: 40

約数和(自身を含む): 97395552

約数和(自身を除く): 57252272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 21817, 43634, 87268, 109085, 174536, 218170, 349072, 436340, 501791, 872680, 1003582, 1745360, 2007164, 2508955, 4014328, 5017910, 8028656, 10035820, 20071640, 40143280]

約数ペア:

[(1, 40143280), (2, 20071640), (4, 10035820), (5, 8028656), (8, 5017910), (10, 4014328), (16, 2508955), (20, 2007164), (23, 1745360), (40, 1003582), (46, 872680), (80, 501791), (92, 436340), (115, 349072), (184, 218170), (230, 174536), (368, 109085), (460, 87268), (920, 43634), (1840, 21817)]