28477120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{12713}}^1$

素因数の和:12737

約数の個数: 56

約数和(自身を含む): 77504544

約数和(自身を除く): 49027424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 12713, 25426, 50852, 63565, 88991, 101704, 127130, 177982, 203408, 254260, 355964, 406816, 444955, 508520, 711928, 813632, 889910, 1017040, 1423856, 1779820, 2034080, 2847712, 3559640, 4068160, 5695424, 7119280, 14238560, 28477120]

約数ペア:

[(1, 28477120), (2, 14238560), (4, 7119280), (5, 5695424), (7, 4068160), (8, 3559640), (10, 2847712), (14, 2034080), (16, 1779820), (20, 1423856), (28, 1017040), (32, 889910), (35, 813632), (40, 711928), (56, 508520), (64, 444955), (70, 406816), (80, 355964), (112, 254260), (140, 203408), (160, 177982), (224, 127130), (280, 101704), (320, 88991), (448, 63565), (560, 50852), (1120, 25426), (2240, 12713)]