2128666720

素因数分解:

$2^5\times 5^1\times {\mathrm{619}}^1\times {\mathrm{21493}}^1$

素因数の和:22127

約数の個数: 48

約数和(自身を含む): 5037333840

約数和(自身を除く): 2908667120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 619, 1238, 2476, 3095, 4952, 6190, 9904, 12380, 19808, 21493, 24760, 42986, 49520, 85972, 99040, 107465, 171944, 214930, 343888, 429860, 687776, 859720, 1719440, 3438880, 13304167, 26608334, 53216668, 66520835, 106433336, 133041670, 212866672, 266083340, 425733344, 532166680, 1064333360, 2128666720]

約数ペア:

[(1, 2128666720), (2, 1064333360), (4, 532166680), (5, 425733344), (8, 266083340), (10, 212866672), (16, 133041670), (20, 106433336), (32, 66520835), (40, 53216668), (80, 26608334), (160, 13304167), (619, 3438880), (1238, 1719440), (2476, 859720), (3095, 687776), (4952, 429860), (6190, 343888), (9904, 214930), (12380, 171944), (19808, 107465), (21493, 99040), (24760, 85972), (42986, 49520)]