2009590624

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{25643}}^1$

素因数の和:25763

約数の個数: 48

約数和(自身を含む): 4135864320

約数和(自身を除く): 2126273696

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 79, 124, 158, 248, 316, 496, 632, 992, 1264, 2449, 2528, 4898, 9796, 19592, 25643, 39184, 51286, 78368, 102572, 205144, 410288, 794933, 820576, 1589866, 2025797, 3179732, 4051594, 6359464, 8103188, 12718928, 16206376, 25437856, 32412752, 62799707, 64825504, 125599414, 251198828, 502397656, 1004795312, 2009590624]

約数ペア:

[(1, 2009590624), (2, 1004795312), (4, 502397656), (8, 251198828), (16, 125599414), (31, 64825504), (32, 62799707), (62, 32412752), (79, 25437856), (124, 16206376), (158, 12718928), (248, 8103188), (316, 6359464), (496, 4051594), (632, 3179732), (992, 2025797), (1264, 1589866), (2449, 820576), (2528, 794933), (4898, 410288), (9796, 205144), (19592, 102572), (25643, 78368), (39184, 51286)]