139857920

素因数分解:

$2^{12}\times 5^1\times {\mathrm{6829}}^1$

素因数の和:6858

約数の個数: 52

約数和(自身を含む): 335667180

約数和(自身を除く): 195809260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 6829, 10240, 13658, 20480, 27316, 34145, 54632, 68290, 109264, 136580, 218528, 273160, 437056, 546320, 874112, 1092640, 1748224, 2185280, 3496448, 4370560, 6992896, 8741120, 13985792, 17482240, 27971584, 34964480, 69928960, 139857920]

約数ペア:

[(1, 139857920), (2, 69928960), (4, 34964480), (5, 27971584), (8, 17482240), (10, 13985792), (16, 8741120), (20, 6992896), (32, 4370560), (40, 3496448), (64, 2185280), (80, 1748224), (128, 1092640), (160, 874112), (256, 546320), (320, 437056), (512, 273160), (640, 218528), (1024, 136580), (1280, 109264), (2048, 68290), (2560, 54632), (4096, 34145), (5120, 27316), (6829, 20480), (10240, 13658)]