23990120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7789}}^1$

素因数の和:7818

約数の個数: 64

約数和(自身を含む): 67305600

約数和(自身を除く): 43315480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 7789, 15578, 31156, 38945, 54523, 62312, 77890, 85679, 109046, 155780, 171358, 218092, 272615, 311560, 342716, 428395, 436184, 545230, 599753, 685432, 856790, 1090460, 1199506, 1713580, 2180920, 2399012, 2998765, 3427160, 4798024, 5997530, 11995060, 23990120]

約数ペア:

[(1, 23990120), (2, 11995060), (4, 5997530), (5, 4798024), (7, 3427160), (8, 2998765), (10, 2399012), (11, 2180920), (14, 1713580), (20, 1199506), (22, 1090460), (28, 856790), (35, 685432), (40, 599753), (44, 545230), (55, 436184), (56, 428395), (70, 342716), (77, 311560), (88, 272615), (110, 218092), (140, 171358), (154, 155780), (220, 109046), (280, 85679), (308, 77890), (385, 62312), (440, 54523), (616, 38945), (770, 31156), (1540, 15578), (3080, 7789)]