2080784068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{349}}^1\times {\mathrm{757}}^1$

素因数の和:1300

約数の個数: 48

約数和(自身を含む): 4011336000

約数和(自身を除く): 1930551932

約数列:

[1, 2, 4, 11, 22, 44, 179, 349, 358, 698, 716, 757, 1396, 1514, 1969, 3028, 3839, 3938, 7678, 7876, 8327, 15356, 16654, 33308, 62471, 124942, 135503, 249884, 264193, 271006, 528386, 542012, 687181, 1056772, 1374362, 1490533, 2748724, 2906123, 2981066, 5812246, 5962132, 11624492, 47290547, 94581094, 189162188, 520196017, 1040392034, 2080784068]

約数ペア:

[(1, 2080784068), (2, 1040392034), (4, 520196017), (11, 189162188), (22, 94581094), (44, 47290547), (179, 11624492), (349, 5962132), (358, 5812246), (698, 2981066), (716, 2906123), (757, 2748724), (1396, 1490533), (1514, 1374362), (1969, 1056772), (3028, 687181), (3839, 542012), (3938, 528386), (7678, 271006), (7876, 264193), (8327, 249884), (15356, 135503), (16654, 124942), (33308, 62471)]