1224940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{839}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 2610720

約数和(自身を除く): 1385780

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 839, 1460, 1678, 3356, 4195, 8390, 16780, 61247, 122494, 244988, 306235, 612470, 1224940]

約数ペア:

[(1, 1224940), (2, 612470), (4, 306235), (5, 244988), (10, 122494), (20, 61247), (73, 16780), (146, 8390), (292, 4195), (365, 3356), (730, 1678), (839, 1460)]