1252123240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{666023}}^1$

素因数の和:666081

約数の個数: 32

約数和(自身を含む): 2877223680

約数和(自身を除く): 1625100440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 666023, 1332046, 2664092, 3330115, 5328184, 6660230, 13320460, 26640920, 31303081, 62606162, 125212324, 156515405, 250424648, 313030810, 626061620, 1252123240]

約数ペア:

[(1, 1252123240), (2, 626061620), (4, 313030810), (5, 250424648), (8, 156515405), (10, 125212324), (20, 62606162), (40, 31303081), (47, 26640920), (94, 13320460), (188, 6660230), (235, 5328184), (376, 3330115), (470, 2664092), (940, 1332046), (1880, 666023)]