129898780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{3413}}^1$

素因数の和:3606

約数の個数: 48

約数和(自身を含む): 299394144

約数和(自身を除く): 169495364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 692, 865, 1730, 1903, 3413, 3460, 3806, 6826, 7612, 9515, 13652, 17065, 19030, 34130, 37543, 38060, 68260, 75086, 150172, 187715, 375430, 590449, 750860, 1180898, 2361796, 2952245, 5904490, 6494939, 11808980, 12989878, 25979756, 32474695, 64949390, 129898780]

約数ペア:

[(1, 129898780), (2, 64949390), (4, 32474695), (5, 25979756), (10, 12989878), (11, 11808980), (20, 6494939), (22, 5904490), (44, 2952245), (55, 2361796), (110, 1180898), (173, 750860), (220, 590449), (346, 375430), (692, 187715), (865, 150172), (1730, 75086), (1903, 68260), (3413, 38060), (3460, 37543), (3806, 34130), (6826, 19030), (7612, 17065), (9515, 13652)]