20834060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{353}}^1$

素因数の和:602

約数の個数: 48

約数和(自身を含む): 47458656

約数和(自身を除く): 26624596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 227, 260, 353, 454, 706, 908, 1135, 1412, 1765, 2270, 2951, 3530, 4540, 4589, 5902, 7060, 9178, 11804, 14755, 18356, 22945, 29510, 45890, 59020, 80131, 91780, 160262, 320524, 400655, 801310, 1041703, 1602620, 2083406, 4166812, 5208515, 10417030, 20834060]

約数ペア:

[(1, 20834060), (2, 10417030), (4, 5208515), (5, 4166812), (10, 2083406), (13, 1602620), (20, 1041703), (26, 801310), (52, 400655), (65, 320524), (130, 160262), (227, 91780), (260, 80131), (353, 59020), (454, 45890), (706, 29510), (908, 22945), (1135, 18356), (1412, 14755), (1765, 11804), (2270, 9178), (2951, 7060), (3530, 5902), (4540, 4589)]