26935280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10861}}^1$

素因数の和:10905

約数の個数: 40

約数和(自身を含む): 64650624

約数和(自身を除く): 37715344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 10861, 21722, 43444, 54305, 86888, 108610, 173776, 217220, 336691, 434440, 673382, 868880, 1346764, 1683455, 2693528, 3366910, 5387056, 6733820, 13467640, 26935280]

約数ペア:

[(1, 26935280), (2, 13467640), (4, 6733820), (5, 5387056), (8, 3366910), (10, 2693528), (16, 1683455), (20, 1346764), (31, 868880), (40, 673382), (62, 434440), (80, 336691), (124, 217220), (155, 173776), (248, 108610), (310, 86888), (496, 54305), (620, 43444), (1240, 21722), (2480, 10861)]