1181560

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 2692800

約数和(自身を除く): 1511240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 271, 436, 542, 545, 872, 1084, 1090, 1355, 2168, 2180, 2710, 4360, 5420, 10840, 29539, 59078, 118156, 147695, 236312, 295390, 590780, 1181560]

約数ペア:

[(1, 1181560), (2, 590780), (4, 295390), (5, 236312), (8, 147695), (10, 118156), (20, 59078), (40, 29539), (109, 10840), (218, 5420), (271, 4360), (436, 2710), (542, 2180), (545, 2168), (872, 1355), (1084, 1090)]