11861920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:135

約数の個数: 144

約数和(自身を含む): 34904520

約数和(自身を除く): 23042600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 89, 98, 112, 119, 136, 140, 160, 170, 178, 196, 224, 238, 245, 272, 280, 340, 356, 392, 445, 476, 490, 544, 560, 595, 623, 680, 712, 784, 833, 890, 952, 980, 1120, 1190, 1246, 1360, 1424, 1513, 1568, 1666, 1780, 1904, 1960, 2380, 2492, 2720, 2848, 3026, 3115, 3332, 3560, 3808, 3920, 4165, 4361, 4760, 4984, 6052, 6230, 6664, 7120, 7565, 7840, 8330, 8722, 9520, 9968, 10591, 12104, 12460, 13328, 14240, 15130, 16660, 17444, 19040, 19936, 21182, 21805, 24208, 24920, 26656, 30260, 33320, 34888, 42364, 43610, 48416, 49840, 52955, 60520, 66640, 69776, 74137, 84728, 87220, 99680, 105910, 121040, 133280, 139552, 148274, 169456, 174440, 211820, 242080, 296548, 338912, 348880, 370685, 423640, 593096, 697760, 741370, 847280, 1186192, 1482740, 1694560, 2372384, 2965480, 5930960, 11861920]

約数ペア:

[(1, 11861920), (2, 5930960), (4, 2965480), (5, 2372384), (7, 1694560), (8, 1482740), (10, 1186192), (14, 847280), (16, 741370), (17, 697760), (20, 593096), (28, 423640), (32, 370685), (34, 348880), (35, 338912), (40, 296548), (49, 242080), (56, 211820), (68, 174440), (70, 169456), (80, 148274), (85, 139552), (89, 133280), (98, 121040), (112, 105910), (119, 99680), (136, 87220), (140, 84728), (160, 74137), (170, 69776), (178, 66640), (196, 60520), (224, 52955), (238, 49840), (245, 48416), (272, 43610), (280, 42364), (340, 34888), (356, 33320), (392, 30260), (445, 26656), (476, 24920), (490, 24208), (544, 21805), (560, 21182), (595, 19936), (623, 19040), (680, 17444), (712, 16660), (784, 15130), (833, 14240), (890, 13328), (952, 12460), (980, 12104), (1120, 10591), (1190, 9968), (1246, 9520), (1360, 8722), (1424, 8330), (1513, 7840), (1568, 7565), (1666, 7120), (1780, 6664), (1904, 6230), (1960, 6052), (2380, 4984), (2492, 4760), (2720, 4361), (2848, 4165), (3026, 3920), (3115, 3808), (3332, 3560)]