201372140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{907}}^1$

素因数の和:1586

約数の個数: 48

約数和(自身を含む): 448936992

約数和(自身を除く): 247564852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 653, 907, 1306, 1814, 2612, 3265, 3628, 4535, 6530, 9070, 11101, 13060, 15419, 18140, 22202, 30838, 44404, 55505, 61676, 77095, 111010, 154190, 222020, 308380, 592271, 1184542, 2369084, 2961355, 5922710, 10068607, 11845420, 20137214, 40274428, 50343035, 100686070, 201372140]

約数ペア:

[(1, 201372140), (2, 100686070), (4, 50343035), (5, 40274428), (10, 20137214), (17, 11845420), (20, 10068607), (34, 5922710), (68, 2961355), (85, 2369084), (170, 1184542), (340, 592271), (653, 308380), (907, 222020), (1306, 154190), (1814, 111010), (2612, 77095), (3265, 61676), (3628, 55505), (4535, 44404), (6530, 30838), (9070, 22202), (11101, 18140), (13060, 15419)]