84668780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{853}}^1$

素因数の和:1578

約数の個数: 48

約数和(自身を含む): 203730240

約数和(自身を除く): 119061460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 709, 853, 1418, 1706, 2836, 3412, 3545, 4265, 4963, 5971, 7090, 8530, 9926, 11942, 14180, 17060, 19852, 23884, 24815, 29855, 49630, 59710, 99260, 119420, 604777, 1209554, 2419108, 3023885, 4233439, 6047770, 8466878, 12095540, 16933756, 21167195, 42334390, 84668780]

約数ペア:

[(1, 84668780), (2, 42334390), (4, 21167195), (5, 16933756), (7, 12095540), (10, 8466878), (14, 6047770), (20, 4233439), (28, 3023885), (35, 2419108), (70, 1209554), (140, 604777), (709, 119420), (853, 99260), (1418, 59710), (1706, 49630), (2836, 29855), (3412, 24815), (3545, 23884), (4265, 19852), (4963, 17060), (5971, 14180), (7090, 11942), (8530, 9926)]