4782820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 11612160

約数和(自身を除く): 6829340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 269, 508, 538, 635, 889, 1076, 1270, 1345, 1778, 1883, 2540, 2690, 3556, 3766, 4445, 5380, 7532, 8890, 9415, 17780, 18830, 34163, 37660, 68326, 136652, 170815, 239141, 341630, 478282, 683260, 956564, 1195705, 2391410, 4782820]

約数ペア:

[(1, 4782820), (2, 2391410), (4, 1195705), (5, 956564), (7, 683260), (10, 478282), (14, 341630), (20, 239141), (28, 170815), (35, 136652), (70, 68326), (127, 37660), (140, 34163), (254, 18830), (269, 17780), (508, 9415), (538, 8890), (635, 7532), (889, 5380), (1076, 4445), (1270, 3766), (1345, 3556), (1778, 2690), (1883, 2540)]