28670810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21557}}^1$

素因数の和:21590

約数の個数: 32

約数和(自身を含む): 62087040

約数和(自身を除く): 33416230

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 21557, 43114, 107785, 150899, 215570, 301798, 409583, 754495, 819166, 1508990, 2047915, 2867081, 4095830, 5734162, 14335405, 28670810]

約数ペア:

[(1, 28670810), (2, 14335405), (5, 5734162), (7, 4095830), (10, 2867081), (14, 2047915), (19, 1508990), (35, 819166), (38, 754495), (70, 409583), (95, 301798), (133, 215570), (190, 150899), (266, 107785), (665, 43114), (1330, 21557)]