16453430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 36288000

約数和(自身を除く): 19834570

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 89, 95, 133, 139, 178, 190, 266, 278, 445, 623, 665, 695, 890, 973, 1246, 1330, 1390, 1691, 1946, 2641, 3115, 3382, 4865, 5282, 6230, 8455, 9730, 11837, 12371, 13205, 16910, 18487, 23674, 24742, 26410, 36974, 59185, 61855, 86597, 92435, 118370, 123710, 173194, 184870, 235049, 432985, 470098, 865970, 1175245, 1645343, 2350490, 3290686, 8226715, 16453430]

約数ペア:

[(1, 16453430), (2, 8226715), (5, 3290686), (7, 2350490), (10, 1645343), (14, 1175245), (19, 865970), (35, 470098), (38, 432985), (70, 235049), (89, 184870), (95, 173194), (133, 123710), (139, 118370), (178, 92435), (190, 86597), (266, 61855), (278, 59185), (445, 36974), (623, 26410), (665, 24742), (695, 23674), (890, 18487), (973, 16910), (1246, 13205), (1330, 12371), (1390, 11837), (1691, 9730), (1946, 8455), (2641, 6230), (3115, 5282), (3382, 4865)]