203440520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{881}}^1$

素因数の和:1166

約数の個数: 64

約数和(自身を含む): 480090240

約数和(自身を除く): 276649720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 251, 460, 502, 881, 920, 1004, 1255, 1762, 2008, 2510, 3524, 4405, 5020, 5773, 7048, 8810, 10040, 11546, 17620, 20263, 23092, 28865, 35240, 40526, 46184, 57730, 81052, 101315, 115460, 162104, 202630, 221131, 230920, 405260, 442262, 810520, 884524, 1105655, 1769048, 2211310, 4422620, 5086013, 8845240, 10172026, 20344052, 25430065, 40688104, 50860130, 101720260, 203440520]

約数ペア:

[(1, 203440520), (2, 101720260), (4, 50860130), (5, 40688104), (8, 25430065), (10, 20344052), (20, 10172026), (23, 8845240), (40, 5086013), (46, 4422620), (92, 2211310), (115, 1769048), (184, 1105655), (230, 884524), (251, 810520), (460, 442262), (502, 405260), (881, 230920), (920, 221131), (1004, 202630), (1255, 162104), (1762, 115460), (2008, 101315), (2510, 81052), (3524, 57730), (4405, 46184), (5020, 40526), (5773, 35240), (7048, 28865), (8810, 23092), (10040, 20263), (11546, 17620)]