38993920

素因数分解:

$2^{16}\times 5^1\times 7^1\times {\mathrm{17}}^1$

素因数の和:61

約数の個数: 136

約数和(自身を含む): 113245344

約数和(自身を除く): 74251424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 448, 476, 512, 544, 560, 595, 640, 680, 896, 952, 1024, 1088, 1120, 1190, 1280, 1360, 1792, 1904, 2048, 2176, 2240, 2380, 2560, 2720, 3584, 3808, 4096, 4352, 4480, 4760, 5120, 5440, 7168, 7616, 8192, 8704, 8960, 9520, 10240, 10880, 14336, 15232, 16384, 17408, 17920, 19040, 20480, 21760, 28672, 30464, 32768, 34816, 35840, 38080, 40960, 43520, 57344, 60928, 65536, 69632, 71680, 76160, 81920, 87040, 114688, 121856, 139264, 143360, 152320, 163840, 174080, 229376, 243712, 278528, 286720, 304640, 327680, 348160, 458752, 487424, 557056, 573440, 609280, 696320, 974848, 1114112, 1146880, 1218560, 1392640, 1949696, 2293760, 2437120, 2785280, 3899392, 4874240, 5570560, 7798784, 9748480, 19496960, 38993920]

約数ペア:

[(1, 38993920), (2, 19496960), (4, 9748480), (5, 7798784), (7, 5570560), (8, 4874240), (10, 3899392), (14, 2785280), (16, 2437120), (17, 2293760), (20, 1949696), (28, 1392640), (32, 1218560), (34, 1146880), (35, 1114112), (40, 974848), (56, 696320), (64, 609280), (68, 573440), (70, 557056), (80, 487424), (85, 458752), (112, 348160), (119, 327680), (128, 304640), (136, 286720), (140, 278528), (160, 243712), (170, 229376), (224, 174080), (238, 163840), (256, 152320), (272, 143360), (280, 139264), (320, 121856), (340, 114688), (448, 87040), (476, 81920), (512, 76160), (544, 71680), (560, 69632), (595, 65536), (640, 60928), (680, 57344), (896, 43520), (952, 40960), (1024, 38080), (1088, 35840), (1120, 34816), (1190, 32768), (1280, 30464), (1360, 28672), (1792, 21760), (1904, 20480), (2048, 19040), (2176, 17920), (2240, 17408), (2380, 16384), (2560, 15232), (2720, 14336), (3584, 10880), (3808, 10240), (4096, 9520), (4352, 8960), (4480, 8704), (4760, 8192), (5120, 7616), (5440, 7168)]