13460480

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1$

素因数の和:275

約数の個数: 88

約数和(自身を含む): 35372160

約数和(自身を除く): 21911680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 239, 256, 320, 352, 440, 478, 512, 640, 704, 880, 956, 1024, 1195, 1280, 1408, 1760, 1912, 2390, 2560, 2629, 2816, 3520, 3824, 4780, 5120, 5258, 5632, 7040, 7648, 9560, 10516, 11264, 13145, 14080, 15296, 19120, 21032, 26290, 28160, 30592, 38240, 42064, 52580, 56320, 61184, 76480, 84128, 105160, 122368, 152960, 168256, 210320, 244736, 305920, 336512, 420640, 611840, 673024, 841280, 1223680, 1346048, 1682560, 2692096, 3365120, 6730240, 13460480]

約数ペア:

[(1, 13460480), (2, 6730240), (4, 3365120), (5, 2692096), (8, 1682560), (10, 1346048), (11, 1223680), (16, 841280), (20, 673024), (22, 611840), (32, 420640), (40, 336512), (44, 305920), (55, 244736), (64, 210320), (80, 168256), (88, 152960), (110, 122368), (128, 105160), (160, 84128), (176, 76480), (220, 61184), (239, 56320), (256, 52580), (320, 42064), (352, 38240), (440, 30592), (478, 28160), (512, 26290), (640, 21032), (704, 19120), (880, 15296), (956, 14080), (1024, 13145), (1195, 11264), (1280, 10516), (1408, 9560), (1760, 7648), (1912, 7040), (2390, 5632), (2560, 5258), (2629, 5120), (2816, 4780), (3520, 3824)]