39960268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 78835680

約数和(自身を除く): 38875412

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 157, 197, 314, 323, 394, 628, 646, 788, 1292, 2669, 2983, 3349, 3743, 5338, 5966, 6698, 7486, 10676, 11932, 13396, 14972, 30929, 50711, 61858, 63631, 101422, 123716, 127262, 202844, 254524, 525793, 587651, 1051586, 1175302, 2103172, 2350604, 9990067, 19980134, 39960268]

約数ペア:

[(1, 39960268), (2, 19980134), (4, 9990067), (17, 2350604), (19, 2103172), (34, 1175302), (38, 1051586), (68, 587651), (76, 525793), (157, 254524), (197, 202844), (314, 127262), (323, 123716), (394, 101422), (628, 63631), (646, 61858), (788, 50711), (1292, 30929), (2669, 14972), (2983, 13396), (3349, 11932), (3743, 10676), (5338, 7486), (5966, 6698)]