17961860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7547}}^1$

素因数の和:7580

約数の個数: 48

約数和(自身を含む): 45650304

約数和(自身を除く): 27688444

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 7547, 15094, 30188, 37735, 52829, 75470, 105658, 128299, 150940, 211316, 256598, 264145, 513196, 528290, 641495, 898093, 1056580, 1282990, 1796186, 2565980, 3592372, 4490465, 8980930, 17961860]

約数ペア:

[(1, 17961860), (2, 8980930), (4, 4490465), (5, 3592372), (7, 2565980), (10, 1796186), (14, 1282990), (17, 1056580), (20, 898093), (28, 641495), (34, 528290), (35, 513196), (68, 264145), (70, 256598), (85, 211316), (119, 150940), (140, 128299), (170, 105658), (238, 75470), (340, 52829), (476, 37735), (595, 30188), (1190, 15094), (2380, 7547)]