40809976

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{347}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 78320880

約数和(自身を除く): 37510904

約数列:

[1, 2, 4, 8, 61, 122, 241, 244, 347, 482, 488, 694, 964, 1388, 1928, 2776, 14701, 21167, 29402, 42334, 58804, 83627, 84668, 117608, 167254, 169336, 334508, 669016, 5101247, 10202494, 20404988, 40809976]

約数ペア:

[(1, 40809976), (2, 20404988), (4, 10202494), (8, 5101247), (61, 669016), (122, 334508), (241, 169336), (244, 167254), (347, 117608), (482, 84668), (488, 83627), (694, 58804), (964, 42334), (1388, 29402), (1928, 21167), (2776, 14701)]