1909282403440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{645027839}}^1$

素因数の和:645027889

約数の個数: 40

約数和(自身を含む): 4559056773120

約数和(自身を除く): 2649774369680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 645027839, 1290055678, 2580111356, 3225139195, 5160222712, 6450278390, 10320445424, 12900556780, 23866030043, 25801113560, 47732060086, 51602227120, 95464120172, 119330150215, 190928240344, 238660300430, 381856480688, 477320600860, 954641201720, 1909282403440]

約数ペア:

[(1, 1909282403440), (2, 954641201720), (4, 477320600860), (5, 381856480688), (8, 238660300430), (10, 190928240344), (16, 119330150215), (20, 95464120172), (37, 51602227120), (40, 47732060086), (74, 25801113560), (80, 23866030043), (148, 12900556780), (185, 10320445424), (296, 6450278390), (370, 5160222712), (592, 3225139195), (740, 2580111356), (1480, 1290055678), (2960, 645027839)]