19604340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{15559}}^1$

素因数の和:15581

約数の個数: 72

約数和(自身を含む): 67966080

約数和(自身を除く): 48361740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 15559, 31118, 46677, 62236, 77795, 93354, 108913, 140031, 155590, 186708, 217826, 233385, 280062, 311180, 326739, 435652, 466770, 544565, 560124, 653478, 700155, 933540, 980217, 1089130, 1306956, 1400310, 1633695, 1960434, 2178260, 2800620, 3267390, 3920868, 4901085, 6534780, 9802170, 19604340]

約数ペア:

[(1, 19604340), (2, 9802170), (3, 6534780), (4, 4901085), (5, 3920868), (6, 3267390), (7, 2800620), (9, 2178260), (10, 1960434), (12, 1633695), (14, 1400310), (15, 1306956), (18, 1089130), (20, 980217), (21, 933540), (28, 700155), (30, 653478), (35, 560124), (36, 544565), (42, 466770), (45, 435652), (60, 326739), (63, 311180), (70, 280062), (84, 233385), (90, 217826), (105, 186708), (126, 155590), (140, 140031), (180, 108913), (210, 93354), (252, 77795), (315, 62236), (420, 46677), (630, 31118), (1260, 15559)]