20173551680

素因数分解:

$2^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{4691}}^1$

素因数の和:4948

約数の個数: 112

約数和(自身を含む): 48910158720

約数和(自身を除く): 28736607040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 151, 160, 178, 302, 320, 356, 445, 604, 712, 755, 890, 1208, 1424, 1510, 1780, 2416, 2848, 3020, 3560, 4691, 4832, 5696, 6040, 7120, 9382, 9664, 12080, 13439, 14240, 18764, 23455, 24160, 26878, 28480, 37528, 46910, 48320, 53756, 67195, 75056, 93820, 107512, 134390, 150112, 187640, 215024, 268780, 300224, 375280, 417499, 430048, 537560, 708341, 750560, 834998, 860096, 1075120, 1416682, 1501120, 1669996, 2087495, 2150240, 2833364, 3339992, 3541705, 4174990, 4300480, 5666728, 6679984, 7083410, 8349980, 11333456, 13359968, 14166820, 16699960, 22666912, 26719936, 28333640, 33399920, 45333824, 56667280, 63042349, 66799840, 113334560, 126084698, 133599680, 226669120, 252169396, 315211745, 504338792, 630423490, 1008677584, 1260846980, 2017355168, 2521693960, 4034710336, 5043387920, 10086775840, 20173551680]

約数ペア:

[(1, 20173551680), (2, 10086775840), (4, 5043387920), (5, 4034710336), (8, 2521693960), (10, 2017355168), (16, 1260846980), (20, 1008677584), (32, 630423490), (40, 504338792), (64, 315211745), (80, 252169396), (89, 226669120), (151, 133599680), (160, 126084698), (178, 113334560), (302, 66799840), (320, 63042349), (356, 56667280), (445, 45333824), (604, 33399920), (712, 28333640), (755, 26719936), (890, 22666912), (1208, 16699960), (1424, 14166820), (1510, 13359968), (1780, 11333456), (2416, 8349980), (2848, 7083410), (3020, 6679984), (3560, 5666728), (4691, 4300480), (4832, 4174990), (5696, 3541705), (6040, 3339992), (7120, 2833364), (9382, 2150240), (9664, 2087495), (12080, 1669996), (13439, 1501120), (14240, 1416682), (18764, 1075120), (23455, 860096), (24160, 834998), (26878, 750560), (28480, 708341), (37528, 537560), (46910, 430048), (48320, 417499), (53756, 375280), (67195, 300224), (75056, 268780), (93820, 215024), (107512, 187640), (134390, 150112)]