857227910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{2657}}^1$

素因数の和:3101

約数の個数: 64

約数和(自身を含む): 1929070080

約数和(自身を除く): 1071842170

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 419, 770, 838, 2095, 2657, 2933, 4190, 4609, 5314, 5866, 9218, 13285, 14665, 18599, 23045, 26570, 29227, 29330, 32263, 37198, 46090, 58454, 64526, 92995, 146135, 161315, 185990, 204589, 292270, 322630, 409178, 1022945, 1113283, 2045890, 2226566, 5566415, 7792981, 11132830, 12246113, 15585962, 24492226, 38964905, 61230565, 77929810, 85722791, 122461130, 171445582, 428613955, 857227910]

約数ペア:

[(1, 857227910), (2, 428613955), (5, 171445582), (7, 122461130), (10, 85722791), (11, 77929810), (14, 61230565), (22, 38964905), (35, 24492226), (55, 15585962), (70, 12246113), (77, 11132830), (110, 7792981), (154, 5566415), (385, 2226566), (419, 2045890), (770, 1113283), (838, 1022945), (2095, 409178), (2657, 322630), (2933, 292270), (4190, 204589), (4609, 185990), (5314, 161315), (5866, 146135), (9218, 92995), (13285, 64526), (14665, 58454), (18599, 46090), (23045, 37198), (26570, 32263), (29227, 29330)]