40818840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17903}}^1$

素因数の和:17936

約数の個数: 64

約数和(自身を含む): 128908800

約数和(自身を除く): 88089960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 17903, 35806, 53709, 71612, 89515, 107418, 143224, 179030, 214836, 268545, 340157, 358060, 429672, 537090, 680314, 716120, 1020471, 1074180, 1360628, 1700785, 2040942, 2148360, 2721256, 3401570, 4081884, 5102355, 6803140, 8163768, 10204710, 13606280, 20409420, 40818840]

約数ペア:

[(1, 40818840), (2, 20409420), (3, 13606280), (4, 10204710), (5, 8163768), (6, 6803140), (8, 5102355), (10, 4081884), (12, 3401570), (15, 2721256), (19, 2148360), (20, 2040942), (24, 1700785), (30, 1360628), (38, 1074180), (40, 1020471), (57, 716120), (60, 680314), (76, 537090), (95, 429672), (114, 358060), (120, 340157), (152, 268545), (190, 214836), (228, 179030), (285, 143224), (380, 107418), (456, 89515), (570, 71612), (760, 53709), (1140, 35806), (2280, 17903)]