40335280

素因数分解:

$2^4\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1453}}^1$

素因数の和:1813

約数の個数: 40

約数和(自身を含む): 94114512

約数和(自身を除く): 53779232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 347, 694, 1388, 1453, 1735, 2776, 2906, 3470, 5552, 5812, 6940, 7265, 11624, 13880, 14530, 23248, 27760, 29060, 58120, 116240, 504191, 1008382, 2016764, 2520955, 4033528, 5041910, 8067056, 10083820, 20167640, 40335280]

約数ペア:

[(1, 40335280), (2, 20167640), (4, 10083820), (5, 8067056), (8, 5041910), (10, 4033528), (16, 2520955), (20, 2016764), (40, 1008382), (80, 504191), (347, 116240), (694, 58120), (1388, 29060), (1453, 27760), (1735, 23248), (2776, 14530), (2906, 13880), (3470, 11624), (5552, 7265), (5812, 6940)]