2012643920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{21521}}^1$

素因数の和:21708

約数の個数: 80

約数和(自身を含む): 5380155648

約数和(自身を除く): 3367511728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 167, 280, 334, 560, 668, 835, 1169, 1336, 1670, 2338, 2672, 3340, 4676, 5845, 6680, 9352, 11690, 13360, 18704, 21521, 23380, 43042, 46760, 86084, 93520, 107605, 150647, 172168, 215210, 301294, 344336, 430420, 602588, 753235, 860840, 1205176, 1506470, 1721680, 2410352, 3012940, 3594007, 6025880, 7188014, 12051760, 14376028, 17970035, 25158049, 28752056, 35940070, 50316098, 57504112, 71880140, 100632196, 125790245, 143760280, 201264392, 251580490, 287520560, 402528784, 503160980, 1006321960, 2012643920]

約数ペア:

[(1, 2012643920), (2, 1006321960), (4, 503160980), (5, 402528784), (7, 287520560), (8, 251580490), (10, 201264392), (14, 143760280), (16, 125790245), (20, 100632196), (28, 71880140), (35, 57504112), (40, 50316098), (56, 35940070), (70, 28752056), (80, 25158049), (112, 17970035), (140, 14376028), (167, 12051760), (280, 7188014), (334, 6025880), (560, 3594007), (668, 3012940), (835, 2410352), (1169, 1721680), (1336, 1506470), (1670, 1205176), (2338, 860840), (2672, 753235), (3340, 602588), (4676, 430420), (5845, 344336), (6680, 301294), (9352, 215210), (11690, 172168), (13360, 150647), (18704, 107605), (21521, 93520), (23380, 86084), (43042, 46760)]