9720780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8527}}^1$

素因数の和:8558

約数の個数: 48

約数和(自身を含む): 28654080

約数和(自身を除く): 18933300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 8527, 17054, 25581, 34108, 42635, 51162, 85270, 102324, 127905, 162013, 170540, 255810, 324026, 486039, 511620, 648052, 810065, 972078, 1620130, 1944156, 2430195, 3240260, 4860390, 9720780]

約数ペア:

[(1, 9720780), (2, 4860390), (3, 3240260), (4, 2430195), (5, 1944156), (6, 1620130), (10, 972078), (12, 810065), (15, 648052), (19, 511620), (20, 486039), (30, 324026), (38, 255810), (57, 170540), (60, 162013), (76, 127905), (95, 102324), (114, 85270), (190, 51162), (228, 42635), (285, 34108), (380, 25581), (570, 17054), (1140, 8527)]