2489659984

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{887}}^1\times {\mathrm{1319}}^1$

素因数の和:2240

約数の個数: 80

約数和(自身を含む): 5813913600

約数和(自身を除く): 3324253616

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 887, 1064, 1319, 1774, 2128, 2638, 3548, 5276, 6209, 7096, 9233, 10552, 12418, 14192, 16853, 18466, 21104, 24836, 25061, 33706, 36932, 49672, 50122, 67412, 73864, 99344, 100244, 117971, 134824, 147728, 175427, 200488, 235942, 269648, 350854, 400976, 471884, 701708, 943768, 1169953, 1403416, 1887536, 2339906, 2806832, 4679812, 8189671, 9359624, 16379342, 18719248, 22229107, 32758684, 44458214, 65517368, 88916428, 131034736, 155603749, 177832856, 311207498, 355665712, 622414996, 1244829992, 2489659984]

約数ペア:

[(1, 2489659984), (2, 1244829992), (4, 622414996), (7, 355665712), (8, 311207498), (14, 177832856), (16, 155603749), (19, 131034736), (28, 88916428), (38, 65517368), (56, 44458214), (76, 32758684), (112, 22229107), (133, 18719248), (152, 16379342), (266, 9359624), (304, 8189671), (532, 4679812), (887, 2806832), (1064, 2339906), (1319, 1887536), (1774, 1403416), (2128, 1169953), (2638, 943768), (3548, 701708), (5276, 471884), (6209, 400976), (7096, 350854), (9233, 269648), (10552, 235942), (12418, 200488), (14192, 175427), (16853, 147728), (18466, 134824), (21104, 117971), (24836, 100244), (25061, 99344), (33706, 73864), (36932, 67412), (49672, 50122)]