31761780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31139}}^1$

素因数の和:31168

約数の個数: 48

約数和(自身を含む): 94167360

約数和(自身を除く): 62405580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 31139, 62278, 93417, 124556, 155695, 186834, 311390, 373668, 467085, 529363, 622780, 934170, 1058726, 1588089, 1868340, 2117452, 2646815, 3176178, 5293630, 6352356, 7940445, 10587260, 15880890, 31761780]

約数ペア:

[(1, 31761780), (2, 15880890), (3, 10587260), (4, 7940445), (5, 6352356), (6, 5293630), (10, 3176178), (12, 2646815), (15, 2117452), (17, 1868340), (20, 1588089), (30, 1058726), (34, 934170), (51, 622780), (60, 529363), (68, 467085), (85, 373668), (102, 311390), (170, 186834), (204, 155695), (255, 124556), (340, 93417), (510, 62278), (1020, 31139)]