2576231440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1038803}}^1$

素因数の和:1038847

約数の個数: 40

約数和(自身を含む): 6182961408

約数和(自身を除く): 3606729968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 1038803, 2077606, 4155212, 5194015, 8310424, 10388030, 16620848, 20776060, 32202893, 41552120, 64405786, 83104240, 128811572, 161014465, 257623144, 322028930, 515246288, 644057860, 1288115720, 2576231440]

約数ペア:

[(1, 2576231440), (2, 1288115720), (4, 644057860), (5, 515246288), (8, 322028930), (10, 257623144), (16, 161014465), (20, 128811572), (31, 83104240), (40, 64405786), (62, 41552120), (80, 32202893), (124, 20776060), (155, 16620848), (248, 10388030), (310, 8310424), (496, 5194015), (620, 4155212), (1240, 2077606), (2480, 1038803)]