19492480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 56304000

約数和(自身を除く): 36811520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 229, 266, 280, 304, 320, 380, 448, 458, 532, 560, 608, 640, 665, 760, 896, 916, 1064, 1120, 1145, 1216, 1330, 1520, 1603, 1832, 2128, 2240, 2290, 2432, 2660, 3040, 3206, 3664, 4256, 4351, 4480, 4580, 5320, 6080, 6412, 7328, 8015, 8512, 8702, 9160, 10640, 12160, 12824, 14656, 16030, 17024, 17404, 18320, 21280, 21755, 25648, 29312, 30457, 32060, 34808, 36640, 42560, 43510, 51296, 60914, 64120, 69616, 73280, 85120, 87020, 102592, 121828, 128240, 139232, 146560, 152285, 174040, 205184, 243656, 256480, 278464, 304570, 348080, 487312, 512960, 556928, 609140, 696160, 974624, 1025920, 1218280, 1392320, 1949248, 2436560, 2784640, 3898496, 4873120, 9746240, 19492480]

約数ペア:

[(1, 19492480), (2, 9746240), (4, 4873120), (5, 3898496), (7, 2784640), (8, 2436560), (10, 1949248), (14, 1392320), (16, 1218280), (19, 1025920), (20, 974624), (28, 696160), (32, 609140), (35, 556928), (38, 512960), (40, 487312), (56, 348080), (64, 304570), (70, 278464), (76, 256480), (80, 243656), (95, 205184), (112, 174040), (128, 152285), (133, 146560), (140, 139232), (152, 128240), (160, 121828), (190, 102592), (224, 87020), (229, 85120), (266, 73280), (280, 69616), (304, 64120), (320, 60914), (380, 51296), (448, 43510), (458, 42560), (532, 36640), (560, 34808), (608, 32060), (640, 30457), (665, 29312), (760, 25648), (896, 21755), (916, 21280), (1064, 18320), (1120, 17404), (1145, 17024), (1216, 16030), (1330, 14656), (1520, 12824), (1603, 12160), (1832, 10640), (2128, 9160), (2240, 8702), (2290, 8512), (2432, 8015), (2660, 7328), (3040, 6412), (3206, 6080), (3664, 5320), (4256, 4580), (4351, 4480)]