20090136605

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1\times {\mathrm{811}}^1$

素因数の和:955

約数の個数: 96

約数和(自身を含む): 31587397632

約数和(自身を除く): 11497261027

約数列:

[1, 5, 7, 11, 35, 37, 47, 55, 77, 185, 235, 259, 329, 385, 407, 517, 811, 1295, 1369, 1645, 1739, 2035, 2585, 2849, 3619, 4055, 5677, 6845, 8695, 8921, 9583, 12173, 14245, 15059, 18095, 19129, 28385, 30007, 38117, 44605, 47915, 60865, 62447, 64343, 75295, 95645, 105413, 133903, 150035, 190585, 210049, 266819, 312235, 321715, 330077, 419287, 450401, 527065, 669515, 707773, 1050245, 1110259, 1334095, 1410329, 1650385, 2096435, 2252005, 2310539, 2935009, 3538865, 4954411, 5551295, 7051645, 7771813, 9872303, 11552695, 12212849, 14675045, 15513619, 24772055, 38859065, 49361515, 52182173, 61064245, 77568095, 85489943, 108595333, 260910865, 365275211, 427449715, 542976665, 574003903, 1826376055, 2870019515, 4018027321, 20090136605]

約数ペア:

[(1, 20090136605), (5, 4018027321), (7, 2870019515), (11, 1826376055), (35, 574003903), (37, 542976665), (47, 427449715), (55, 365275211), (77, 260910865), (185, 108595333), (235, 85489943), (259, 77568095), (329, 61064245), (385, 52182173), (407, 49361515), (517, 38859065), (811, 24772055), (1295, 15513619), (1369, 14675045), (1645, 12212849), (1739, 11552695), (2035, 9872303), (2585, 7771813), (2849, 7051645), (3619, 5551295), (4055, 4954411), (5677, 3538865), (6845, 2935009), (8695, 2310539), (8921, 2252005), (9583, 2096435), (12173, 1650385), (14245, 1410329), (15059, 1334095), (18095, 1110259), (19129, 1050245), (28385, 707773), (30007, 669515), (38117, 527065), (44605, 450401), (47915, 419287), (60865, 330077), (62447, 321715), (64343, 312235), (75295, 266819), (95645, 210049), (105413, 190585), (133903, 150035)]