841280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1$

素因数の和:267

約数の個数: 56

約数和(自身を含む): 2194560

約数和(自身を除く): 1353280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 239, 320, 352, 440, 478, 704, 880, 956, 1195, 1760, 1912, 2390, 2629, 3520, 3824, 4780, 5258, 7648, 9560, 10516, 13145, 15296, 19120, 21032, 26290, 38240, 42064, 52580, 76480, 84128, 105160, 168256, 210320, 420640, 841280]

約数ペア:

[(1, 841280), (2, 420640), (4, 210320), (5, 168256), (8, 105160), (10, 84128), (11, 76480), (16, 52580), (20, 42064), (22, 38240), (32, 26290), (40, 21032), (44, 19120), (55, 15296), (64, 13145), (80, 10516), (88, 9560), (110, 7648), (160, 5258), (176, 4780), (220, 3824), (239, 3520), (320, 2629), (352, 2390), (440, 1912), (478, 1760), (704, 1195), (880, 956)]