2388380120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{275159}}^1$

素因数の和:275208

約数の個数: 64

約数和(自身を含む): 6339686400

約数和(自身を除く): 3951306280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 275159, 550318, 1100636, 1375795, 1926113, 2201272, 2751590, 3852226, 5503180, 7704452, 8529929, 9630565, 11006360, 15408904, 17059858, 19261130, 34119716, 38522260, 42649645, 59709503, 68239432, 77044520, 85299290, 119419006, 170598580, 238838012, 298547515, 341197160, 477676024, 597095030, 1194190060, 2388380120]

約数ペア:

[(1, 2388380120), (2, 1194190060), (4, 597095030), (5, 477676024), (7, 341197160), (8, 298547515), (10, 238838012), (14, 170598580), (20, 119419006), (28, 85299290), (31, 77044520), (35, 68239432), (40, 59709503), (56, 42649645), (62, 38522260), (70, 34119716), (124, 19261130), (140, 17059858), (155, 15408904), (217, 11006360), (248, 9630565), (280, 8529929), (310, 7704452), (434, 5503180), (620, 3852226), (868, 2751590), (1085, 2201272), (1240, 1926113), (1736, 1375795), (2170, 1100636), (4340, 550318), (8680, 275159)]