20038410

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1871}}^1$

素因数の和:1908

約数の個数: 96

約数和(自身を含む): 63078912

約数和(自身を除く): 43040502

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 51, 63, 70, 85, 90, 102, 105, 119, 126, 153, 170, 210, 238, 255, 306, 315, 357, 510, 595, 630, 714, 765, 1071, 1190, 1530, 1785, 1871, 2142, 3570, 3742, 5355, 5613, 9355, 10710, 11226, 13097, 16839, 18710, 26194, 28065, 31807, 33678, 39291, 56130, 63614, 65485, 78582, 84195, 95421, 117873, 130970, 159035, 168390, 190842, 196455, 222649, 235746, 286263, 318070, 392910, 445298, 477105, 572526, 589365, 667947, 954210, 1113245, 1178730, 1335894, 1431315, 2003841, 2226490, 2862630, 3339735, 4007682, 6679470, 10019205, 20038410]

約数ペア:

[(1, 20038410), (2, 10019205), (3, 6679470), (5, 4007682), (6, 3339735), (7, 2862630), (9, 2226490), (10, 2003841), (14, 1431315), (15, 1335894), (17, 1178730), (18, 1113245), (21, 954210), (30, 667947), (34, 589365), (35, 572526), (42, 477105), (45, 445298), (51, 392910), (63, 318070), (70, 286263), (85, 235746), (90, 222649), (102, 196455), (105, 190842), (119, 168390), (126, 159035), (153, 130970), (170, 117873), (210, 95421), (238, 84195), (255, 78582), (306, 65485), (315, 63614), (357, 56130), (510, 39291), (595, 33678), (630, 31807), (714, 28065), (765, 26194), (1071, 18710), (1190, 16839), (1530, 13097), (1785, 11226), (1871, 10710), (2142, 9355), (3570, 5613), (3742, 5355)]