19960260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17509}}^1$

素因数の和:17540

約数の個数: 48

約数和(自身を含む): 58833600

約数和(自身を除く): 38873340

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, 17509, 35018, 52527, 70036, 87545, 105054, 175090, 210108, 262635, 332671, 350180, 525270, 665342, 998013, 1050540, 1330684, 1663355, 1996026, 3326710, 3992052, 4990065, 6653420, 9980130, 19960260]

約数ペア:

[(1, 19960260), (2, 9980130), (3, 6653420), (4, 4990065), (5, 3992052), (6, 3326710), (10, 1996026), (12, 1663355), (15, 1330684), (19, 1050540), (20, 998013), (30, 665342), (38, 525270), (57, 350180), (60, 332671), (76, 262635), (95, 210108), (114, 175090), (190, 105054), (228, 87545), (285, 70036), (380, 52527), (570, 35018), (1140, 17509)]