2247278240

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{177791}}^1$

素因数の和:177885

約数の個数: 48

約数和(自身を含む): 5376430080

約数和(自身を除く): 3129151840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2528, 3160, 6320, 12640, 177791, 355582, 711164, 888955, 1422328, 1777910, 2844656, 3555820, 5689312, 7111640, 14045489, 14223280, 28090978, 28446560, 56181956, 70227445, 112363912, 140454890, 224727824, 280909780, 449455648, 561819560, 1123639120, 2247278240]

約数ペア:

[(1, 2247278240), (2, 1123639120), (4, 561819560), (5, 449455648), (8, 280909780), (10, 224727824), (16, 140454890), (20, 112363912), (32, 70227445), (40, 56181956), (79, 28446560), (80, 28090978), (158, 14223280), (160, 14045489), (316, 7111640), (395, 5689312), (632, 3555820), (790, 2844656), (1264, 1777910), (1580, 1422328), (2528, 888955), (3160, 711164), (6320, 355582), (12640, 177791)]