28844340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{9811}}^1$

素因数の和:9837

約数の個数: 72

約数和(自身を含む): 93959712

約数和(自身を除く): 65115372

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 9811, 19622, 29433, 39244, 49055, 58866, 68677, 98110, 117732, 137354, 147165, 196220, 206031, 274708, 294330, 343385, 412062, 480739, 588660, 686770, 824124, 961478, 1030155, 1373540, 1442217, 1922956, 2060310, 2403695, 2884434, 4120620, 4807390, 5768868, 7211085, 9614780, 14422170, 28844340]

約数ペア:

[(1, 28844340), (2, 14422170), (3, 9614780), (4, 7211085), (5, 5768868), (6, 4807390), (7, 4120620), (10, 2884434), (12, 2403695), (14, 2060310), (15, 1922956), (20, 1442217), (21, 1373540), (28, 1030155), (30, 961478), (35, 824124), (42, 686770), (49, 588660), (60, 480739), (70, 412062), (84, 343385), (98, 294330), (105, 274708), (140, 206031), (147, 196220), (196, 147165), (210, 137354), (245, 117732), (294, 98110), (420, 68677), (490, 58866), (588, 49055), (735, 39244), (980, 29433), (1470, 19622), (2940, 9811)]