274913720

素因数分解:

$2^3\times 5^1\times {\mathrm{449}}^1\times {\mathrm{15307}}^1$

素因数の和:15767

約数の個数: 32

約数和(自身を含む): 619974000

約数和(自身を除く): 345060280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 449, 898, 1796, 2245, 3592, 4490, 8980, 15307, 17960, 30614, 61228, 76535, 122456, 153070, 306140, 612280, 6872843, 13745686, 27491372, 34364215, 54982744, 68728430, 137456860, 274913720]

約数ペア:

[(1, 274913720), (2, 137456860), (4, 68728430), (5, 54982744), (8, 34364215), (10, 27491372), (20, 13745686), (40, 6872843), (449, 612280), (898, 306140), (1796, 153070), (2245, 122456), (3592, 76535), (4490, 61228), (8980, 30614), (15307, 17960)]