1400399360

素因数分解:

$2^9\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1867}}^1$

素因数の和:2183

約数の個数: 80

約数和(自身を含む): 3370940496

約数和(自身を除く): 1970541136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 293, 320, 512, 586, 640, 1172, 1280, 1465, 1867, 2344, 2560, 2930, 3734, 4688, 5860, 7468, 9335, 9376, 11720, 14936, 18670, 18752, 23440, 29872, 37340, 37504, 46880, 59744, 74680, 75008, 93760, 119488, 149360, 150016, 187520, 238976, 298720, 375040, 477952, 547031, 597440, 750080, 955904, 1094062, 1194880, 2188124, 2389760, 2735155, 4376248, 4779520, 5470310, 8752496, 10940620, 17504992, 21881240, 35009984, 43762480, 70019968, 87524960, 140039936, 175049920, 280079872, 350099840, 700199680, 1400399360]

約数ペア:

[(1, 1400399360), (2, 700199680), (4, 350099840), (5, 280079872), (8, 175049920), (10, 140039936), (16, 87524960), (20, 70019968), (32, 43762480), (40, 35009984), (64, 21881240), (80, 17504992), (128, 10940620), (160, 8752496), (256, 5470310), (293, 4779520), (320, 4376248), (512, 2735155), (586, 2389760), (640, 2188124), (1172, 1194880), (1280, 1094062), (1465, 955904), (1867, 750080), (2344, 597440), (2560, 547031), (2930, 477952), (3734, 375040), (4688, 298720), (5860, 238976), (7468, 187520), (9335, 150016), (9376, 149360), (11720, 119488), (14936, 93760), (18670, 75008), (18752, 74680), (23440, 59744), (29872, 46880), (37340, 37504)]