20088320

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:108

約数の個数: 160

約数和(自身を含む): 58924800

約数和(自身を除く): 38836480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 59, 64, 70, 76, 80, 95, 112, 118, 128, 133, 140, 152, 160, 190, 224, 236, 256, 266, 280, 295, 304, 320, 380, 413, 448, 472, 512, 532, 560, 590, 608, 640, 665, 760, 826, 896, 944, 1064, 1120, 1121, 1180, 1216, 1280, 1330, 1520, 1652, 1792, 1888, 2065, 2128, 2240, 2242, 2360, 2432, 2560, 2660, 3040, 3304, 3584, 3776, 4130, 4256, 4480, 4484, 4720, 4864, 5320, 5605, 6080, 6608, 7552, 7847, 8260, 8512, 8960, 8968, 9440, 9728, 10640, 11210, 12160, 13216, 15104, 15694, 16520, 17024, 17920, 17936, 18880, 21280, 22420, 24320, 26432, 30208, 31388, 33040, 34048, 35872, 37760, 39235, 42560, 44840, 48640, 52864, 62776, 66080, 68096, 71744, 75520, 78470, 85120, 89680, 105728, 125552, 132160, 143488, 151040, 156940, 170240, 179360, 211456, 251104, 264320, 286976, 313880, 340480, 358720, 502208, 528640, 573952, 627760, 717440, 1004416, 1057280, 1255520, 1434880, 2008832, 2511040, 2869760, 4017664, 5022080, 10044160, 20088320]

約数ペア:

[(1, 20088320), (2, 10044160), (4, 5022080), (5, 4017664), (7, 2869760), (8, 2511040), (10, 2008832), (14, 1434880), (16, 1255520), (19, 1057280), (20, 1004416), (28, 717440), (32, 627760), (35, 573952), (38, 528640), (40, 502208), (56, 358720), (59, 340480), (64, 313880), (70, 286976), (76, 264320), (80, 251104), (95, 211456), (112, 179360), (118, 170240), (128, 156940), (133, 151040), (140, 143488), (152, 132160), (160, 125552), (190, 105728), (224, 89680), (236, 85120), (256, 78470), (266, 75520), (280, 71744), (295, 68096), (304, 66080), (320, 62776), (380, 52864), (413, 48640), (448, 44840), (472, 42560), (512, 39235), (532, 37760), (560, 35872), (590, 34048), (608, 33040), (640, 31388), (665, 30208), (760, 26432), (826, 24320), (896, 22420), (944, 21280), (1064, 18880), (1120, 17936), (1121, 17920), (1180, 17024), (1216, 16520), (1280, 15694), (1330, 15104), (1520, 13216), (1652, 12160), (1792, 11210), (1888, 10640), (2065, 9728), (2128, 9440), (2240, 8968), (2242, 8960), (2360, 8512), (2432, 8260), (2560, 7847), (2660, 7552), (3040, 6608), (3304, 6080), (3584, 5605), (3776, 5320), (4130, 4864), (4256, 4720), (4480, 4484)]