31632440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{16139}}^1$

素因数の和:16164

約数の個数: 48

約数和(自身を含む): 82798200

約数和(自身を除く): 51165760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 16139, 32278, 64556, 80695, 112973, 129112, 161390, 225946, 322780, 451892, 564865, 645560, 790811, 903784, 1129730, 1581622, 2259460, 3163244, 3954055, 4518920, 6326488, 7908110, 15816220, 31632440]

約数ペア:

[(1, 31632440), (2, 15816220), (4, 7908110), (5, 6326488), (7, 4518920), (8, 3954055), (10, 3163244), (14, 2259460), (20, 1581622), (28, 1129730), (35, 903784), (40, 790811), (49, 645560), (56, 564865), (70, 451892), (98, 322780), (140, 225946), (196, 161390), (245, 129112), (280, 112973), (392, 80695), (490, 64556), (980, 32278), (1960, 16139)]