1330794280

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{293}}^1\times {\mathrm{419}}^1$

素因数の和:994

約数の個数: 64

約数和(自身を含む): 3022790400

約数和(自身を除く): 1691996120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 293, 419, 542, 586, 838, 1084, 1172, 1355, 1465, 1676, 2095, 2168, 2344, 2710, 2930, 3352, 4190, 5420, 5860, 8380, 10840, 11720, 16760, 79403, 113549, 122767, 158806, 227098, 245534, 317612, 397015, 454196, 491068, 567745, 613835, 635224, 794030, 908392, 982136, 1135490, 1227670, 1588060, 2270980, 2455340, 3176120, 4541960, 4910680, 33269857, 66539714, 133079428, 166349285, 266158856, 332698570, 665397140, 1330794280]

約数ペア:

[(1, 1330794280), (2, 665397140), (4, 332698570), (5, 266158856), (8, 166349285), (10, 133079428), (20, 66539714), (40, 33269857), (271, 4910680), (293, 4541960), (419, 3176120), (542, 2455340), (586, 2270980), (838, 1588060), (1084, 1227670), (1172, 1135490), (1355, 982136), (1465, 908392), (1676, 794030), (2095, 635224), (2168, 613835), (2344, 567745), (2710, 491068), (2930, 454196), (3352, 397015), (4190, 317612), (5420, 245534), (5860, 227098), (8380, 158806), (10840, 122767), (11720, 113549), (16760, 79403)]