20030310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{487}}^1$

素因数の和:957

約数の個数: 48

約数和(自身を含む): 52299936

約数和(自身を除く): 32269626

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 457, 487, 914, 974, 1371, 1461, 2285, 2435, 2742, 2922, 4113, 4383, 4570, 4870, 6855, 7305, 8226, 8766, 13710, 14610, 20565, 21915, 41130, 43830, 222559, 445118, 667677, 1112795, 1335354, 2003031, 2225590, 3338385, 4006062, 6676770, 10015155, 20030310]

約数ペア:

[(1, 20030310), (2, 10015155), (3, 6676770), (5, 4006062), (6, 3338385), (9, 2225590), (10, 2003031), (15, 1335354), (18, 1112795), (30, 667677), (45, 445118), (90, 222559), (457, 43830), (487, 41130), (914, 21915), (974, 20565), (1371, 14610), (1461, 13710), (2285, 8766), (2435, 8226), (2742, 7305), (2922, 6855), (4113, 4870), (4383, 4570)]