121553240

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{8147}}^1$

素因数の和:8531

約数の個数: 32

約数和(自身を含む): 274261680

約数和(自身を除く): 152708440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3730, 7460, 8147, 14920, 16294, 32588, 40735, 65176, 81470, 162940, 325880, 3038831, 6077662, 12155324, 15194155, 24310648, 30388310, 60776620, 121553240]

約数ペア:

[(1, 121553240), (2, 60776620), (4, 30388310), (5, 24310648), (8, 15194155), (10, 12155324), (20, 6077662), (40, 3038831), (373, 325880), (746, 162940), (1492, 81470), (1865, 65176), (2984, 40735), (3730, 32588), (7460, 16294), (8147, 14920)]