3556140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{8467}}^1$

素因数の和:8486

約数の個数: 48

約数和(自身を含む): 11380992

約数和(自身を除く): 7824852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 8467, 16934, 25401, 33868, 42335, 50802, 59269, 84670, 101604, 118538, 127005, 169340, 177807, 237076, 254010, 296345, 355614, 508020, 592690, 711228, 889035, 1185380, 1778070, 3556140]

約数ペア:

[(1, 3556140), (2, 1778070), (3, 1185380), (4, 889035), (5, 711228), (6, 592690), (7, 508020), (10, 355614), (12, 296345), (14, 254010), (15, 237076), (20, 177807), (21, 169340), (28, 127005), (30, 118538), (35, 101604), (42, 84670), (60, 59269), (70, 50802), (84, 42335), (105, 33868), (140, 25401), (210, 16934), (420, 8467)]