40736720

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1879}}^1$

素因数の和:2163

約数の個数: 40

約数和(自身を含む): 95112960

約数和(自身を除く): 54376240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 1879, 2168, 2710, 3758, 4336, 5420, 7516, 9395, 10840, 15032, 18790, 21680, 30064, 37580, 75160, 150320, 509209, 1018418, 2036836, 2546045, 4073672, 5092090, 8147344, 10184180, 20368360, 40736720]

約数ペア:

[(1, 40736720), (2, 20368360), (4, 10184180), (5, 8147344), (8, 5092090), (10, 4073672), (16, 2546045), (20, 2036836), (40, 1018418), (80, 509209), (271, 150320), (542, 75160), (1084, 37580), (1355, 30064), (1879, 21680), (2168, 18790), (2710, 15032), (3758, 10840), (4336, 9395), (5420, 7516)]