40478940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{8329}}^1$

素因数の和:8353

約数の個数: 72

約数和(自身を含む): 127349040

約数和(自身を除く): 86870100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 8329, 16658, 24987, 33316, 41645, 49974, 74961, 83290, 99948, 124935, 149922, 166580, 224883, 249870, 299844, 374805, 449766, 499740, 674649, 749610, 899532, 1124415, 1349298, 1499220, 2023947, 2248830, 2698596, 3373245, 4047894, 4497660, 6746490, 8095788, 10119735, 13492980, 20239470, 40478940]

約数ペア:

[(1, 40478940), (2, 20239470), (3, 13492980), (4, 10119735), (5, 8095788), (6, 6746490), (9, 4497660), (10, 4047894), (12, 3373245), (15, 2698596), (18, 2248830), (20, 2023947), (27, 1499220), (30, 1349298), (36, 1124415), (45, 899532), (54, 749610), (60, 674649), (81, 499740), (90, 449766), (108, 374805), (135, 299844), (162, 249870), (180, 224883), (243, 166580), (270, 149922), (324, 124935), (405, 99948), (486, 83290), (540, 74961), (810, 49974), (972, 41645), (1215, 33316), (1620, 24987), (2430, 16658), (4860, 8329)]