2080800124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{29663}}^1$

素因数の和:29770

約数の個数: 48

約数和(自身を含む): 4186183680

約数和(自身を除く): 2105383556

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 71, 76, 142, 247, 284, 494, 923, 988, 1349, 1846, 2698, 3692, 5396, 17537, 29663, 35074, 59326, 70148, 118652, 385619, 563597, 771238, 1127194, 1542476, 2106073, 2254388, 4212146, 7326761, 8424292, 14653522, 27378949, 29307044, 40015387, 54757898, 80030774, 109515796, 160061548, 520200031, 1040400062, 2080800124]

約数ペア:

[(1, 2080800124), (2, 1040400062), (4, 520200031), (13, 160061548), (19, 109515796), (26, 80030774), (38, 54757898), (52, 40015387), (71, 29307044), (76, 27378949), (142, 14653522), (247, 8424292), (284, 7326761), (494, 4212146), (923, 2254388), (988, 2106073), (1349, 1542476), (1846, 1127194), (2698, 771238), (3692, 563597), (5396, 385619), (17537, 118652), (29663, 70148), (35074, 59326)]