40390455

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{307}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 75841920

約数和(自身を除く): 35451465

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 179, 245, 307, 537, 735, 895, 921, 1253, 1535, 2149, 2685, 3759, 4605, 6265, 6447, 8771, 10745, 15043, 18795, 26313, 32235, 43855, 45129, 54953, 75215, 131565, 164859, 225645, 274765, 384671, 824295, 1154013, 1923355, 2692697, 5770065, 8078091, 13463485, 40390455]

約数ペア:

[(1, 40390455), (3, 13463485), (5, 8078091), (7, 5770065), (15, 2692697), (21, 1923355), (35, 1154013), (49, 824295), (105, 384671), (147, 274765), (179, 225645), (245, 164859), (307, 131565), (537, 75215), (735, 54953), (895, 45129), (921, 43855), (1253, 32235), (1535, 26313), (2149, 18795), (2685, 15043), (3759, 10745), (4605, 8771), (6265, 6447)]