253804940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{173839}}^1$

素因数の和:173921

約数の個数: 24

約数和(自身を含む): 540294720

約数和(自身を除く): 286489780

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 173839, 347678, 695356, 869195, 1738390, 3476780, 12690247, 25380494, 50760988, 63451235, 126902470, 253804940]

約数ペア:

[(1, 253804940), (2, 126902470), (4, 63451235), (5, 50760988), (10, 25380494), (20, 12690247), (73, 3476780), (146, 1738390), (292, 869195), (365, 695356), (730, 347678), (1460, 173839)]