407930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{113}}^1$

素因数の和:158

約数の個数: 24

約数和(自身を含む): 781812

約数和(自身を除く): 373882

約数列:

[1, 2, 5, 10, 19, 38, 95, 113, 190, 226, 361, 565, 722, 1130, 1805, 2147, 3610, 4294, 10735, 21470, 40793, 81586, 203965, 407930]

約数ペア:

[(1, 407930), (2, 203965), (5, 81586), (10, 40793), (19, 21470), (38, 10735), (95, 4294), (113, 3610), (190, 2147), (226, 1805), (361, 1130), (565, 722)]