279560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 653400

約数和(自身を除く): 373840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 241, 290, 482, 580, 964, 1160, 1205, 1928, 2410, 4820, 6989, 9640, 13978, 27956, 34945, 55912, 69890, 139780, 279560]

約数ペア:

[(1, 279560), (2, 139780), (4, 69890), (5, 55912), (8, 34945), (10, 27956), (20, 13978), (29, 9640), (40, 6989), (58, 4820), (116, 2410), (145, 1928), (232, 1205), (241, 1160), (290, 964), (482, 580)]