2000995568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{2383}}^1$

素因数の和:2782

約数の個数: 80

約数和(自身を含む): 4569040896

約数和(自身を除く): 2568045328

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 367, 572, 734, 1144, 1468, 2288, 2383, 2936, 4037, 4766, 4771, 5872, 8074, 9532, 9542, 16148, 19064, 19084, 26213, 30979, 32296, 38128, 38168, 52426, 52481, 61958, 64592, 76336, 104852, 104962, 123916, 209704, 209924, 247832, 340769, 419408, 419848, 495664, 681538, 839696, 874561, 1363076, 1749122, 2726152, 3498244, 5452304, 6996488, 9620171, 11369293, 13992976, 19240342, 22738586, 38480684, 45477172, 76961368, 90954344, 125062223, 153922736, 181908688, 250124446, 500248892, 1000497784, 2000995568]

約数ペア:

[(1, 2000995568), (2, 1000497784), (4, 500248892), (8, 250124446), (11, 181908688), (13, 153922736), (16, 125062223), (22, 90954344), (26, 76961368), (44, 45477172), (52, 38480684), (88, 22738586), (104, 19240342), (143, 13992976), (176, 11369293), (208, 9620171), (286, 6996488), (367, 5452304), (572, 3498244), (734, 2726152), (1144, 1749122), (1468, 1363076), (2288, 874561), (2383, 839696), (2936, 681538), (4037, 495664), (4766, 419848), (4771, 419408), (5872, 340769), (8074, 247832), (9532, 209924), (9542, 209704), (16148, 123916), (19064, 104962), (19084, 104852), (26213, 76336), (30979, 64592), (32296, 61958), (38128, 52481), (38168, 52426)]