12375020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2389}}^1$

素因数の和:2442

約数の個数: 48

約数和(自身を含む): 30515520

約数和(自身を除く): 18140500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2389, 2590, 4778, 5180, 9556, 11945, 16723, 23890, 33446, 47780, 66892, 83615, 88393, 167230, 176786, 334460, 353572, 441965, 618751, 883930, 1237502, 1767860, 2475004, 3093755, 6187510, 12375020]

約数ペア:

[(1, 12375020), (2, 6187510), (4, 3093755), (5, 2475004), (7, 1767860), (10, 1237502), (14, 883930), (20, 618751), (28, 441965), (35, 353572), (37, 334460), (70, 176786), (74, 167230), (140, 88393), (148, 83615), (185, 66892), (259, 47780), (370, 33446), (518, 23890), (740, 16723), (1036, 11945), (1295, 9556), (2389, 5180), (2590, 4778)]