40378878

素因数分解:

$2^1\times 3^3\times {\mathrm{313}}^1\times {\mathrm{2389}}^1$

素因数の和:2713

約数の個数: 32

約数和(自身を含む): 90055200

約数和(自身を除く): 49676322

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 313, 626, 939, 1878, 2389, 2817, 4778, 5634, 7167, 8451, 14334, 16902, 21501, 43002, 64503, 129006, 747757, 1495514, 2243271, 4486542, 6729813, 13459626, 20189439, 40378878]

約数ペア:

[(1, 40378878), (2, 20189439), (3, 13459626), (6, 6729813), (9, 4486542), (18, 2243271), (27, 1495514), (54, 747757), (313, 129006), (626, 64503), (939, 43002), (1878, 21501), (2389, 16902), (2817, 14334), (4778, 8451), (5634, 7167)]