19983360

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{1301}}^1$

素因数の和:1329

約数の個数: 88

約数和(自身を含む): 63964656

約数和(自身を除く): 43981296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1301, 1536, 1920, 2560, 2602, 3072, 3840, 3903, 5120, 5204, 6505, 7680, 7806, 10408, 13010, 15360, 15612, 19515, 20816, 26020, 31224, 39030, 41632, 52040, 62448, 78060, 83264, 104080, 124896, 156120, 166528, 208160, 249792, 312240, 333056, 416320, 499584, 624480, 666112, 832640, 999168, 1248960, 1332224, 1665280, 1998336, 2497920, 3330560, 3996672, 4995840, 6661120, 9991680, 19983360]

約数ペア:

[(1, 19983360), (2, 9991680), (3, 6661120), (4, 4995840), (5, 3996672), (6, 3330560), (8, 2497920), (10, 1998336), (12, 1665280), (15, 1332224), (16, 1248960), (20, 999168), (24, 832640), (30, 666112), (32, 624480), (40, 499584), (48, 416320), (60, 333056), (64, 312240), (80, 249792), (96, 208160), (120, 166528), (128, 156120), (160, 124896), (192, 104080), (240, 83264), (256, 78060), (320, 62448), (384, 52040), (480, 41632), (512, 39030), (640, 31224), (768, 26020), (960, 20816), (1024, 19515), (1280, 15612), (1301, 15360), (1536, 13010), (1920, 10408), (2560, 7806), (2602, 7680), (3072, 6505), (3840, 5204), (3903, 5120)]