12209820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{4153}}^1$

素因数の和:4179

約数の個数: 72

約数和(自身を含む): 39778704

約数和(自身を除く): 27568884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 4153, 8306, 12459, 16612, 20765, 24918, 29071, 41530, 49836, 58142, 62295, 83060, 87213, 116284, 124590, 145355, 174426, 203497, 249180, 290710, 348852, 406994, 436065, 581420, 610491, 813988, 872130, 1017485, 1220982, 1744260, 2034970, 2441964, 3052455, 4069940, 6104910, 12209820]

約数ペア:

[(1, 12209820), (2, 6104910), (3, 4069940), (4, 3052455), (5, 2441964), (6, 2034970), (7, 1744260), (10, 1220982), (12, 1017485), (14, 872130), (15, 813988), (20, 610491), (21, 581420), (28, 436065), (30, 406994), (35, 348852), (42, 290710), (49, 249180), (60, 203497), (70, 174426), (84, 145355), (98, 124590), (105, 116284), (140, 87213), (147, 83060), (196, 62295), (210, 58142), (245, 49836), (294, 41530), (420, 29071), (490, 24918), (588, 20765), (735, 16612), (980, 12459), (1470, 8306), (2940, 4153)]