28931630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31793}}^1$

素因数の和:31820

約数の個数: 32

約数和(自身を含む): 64096704

約数和(自身を除く): 35165074

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 31793, 63586, 158965, 222551, 317930, 413309, 445102, 826618, 1112755, 2066545, 2225510, 2893163, 4133090, 5786326, 14465815, 28931630]

約数ペア:

[(1, 28931630), (2, 14465815), (5, 5786326), (7, 4133090), (10, 2893163), (13, 2225510), (14, 2066545), (26, 1112755), (35, 826618), (65, 445102), (70, 413309), (91, 317930), (130, 222551), (182, 158965), (455, 63586), (910, 31793)]