40393880

素因数分解:

$2^3\times 5^1\times {\mathrm{761}}^1\times {\mathrm{1327}}^1$

素因数の和:2099

約数の個数: 32

約数和(自身を含む): 91074240

約数和(自身を除く): 50680360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 761, 1327, 1522, 2654, 3044, 3805, 5308, 6088, 6635, 7610, 10616, 13270, 15220, 26540, 30440, 53080, 1009847, 2019694, 4039388, 5049235, 8078776, 10098470, 20196940, 40393880]

約数ペア:

[(1, 40393880), (2, 20196940), (4, 10098470), (5, 8078776), (8, 5049235), (10, 4039388), (20, 2019694), (40, 1009847), (761, 53080), (1327, 30440), (1522, 26540), (2654, 15220), (3044, 13270), (3805, 10616), (5308, 7610), (6088, 6635)]