2013144940

素因数分解:

$2^2\times 5^1\times {\mathrm{7789}}^1\times {\mathrm{12923}}^1$

素因数の和:20721

約数の個数: 24

約数和(自身を含む): 4228474320

約数和(自身を除く): 2215329380

約数列:

[1, 2, 4, 5, 10, 20, 7789, 12923, 15578, 25846, 31156, 38945, 51692, 64615, 77890, 129230, 155780, 258460, 100657247, 201314494, 402628988, 503286235, 1006572470, 2013144940]

約数ペア:

[(1, 2013144940), (2, 1006572470), (4, 503286235), (5, 402628988), (10, 201314494), (20, 100657247), (7789, 258460), (12923, 155780), (15578, 129230), (25846, 77890), (31156, 64615), (38945, 51692)]