486570620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1\times {\mathrm{1627}}^1$

素因数の和:2442

約数の個数: 48

約数和(自身を含む): 1077605760

約数和(自身を除く): 591035140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 787, 1574, 1627, 3148, 3254, 3935, 6508, 7870, 8135, 14953, 15740, 16270, 29906, 30913, 32540, 59812, 61826, 74765, 123652, 149530, 154565, 299060, 309130, 618260, 1280449, 2560898, 5121796, 6402245, 12804490, 24328531, 25608980, 48657062, 97314124, 121642655, 243285310, 486570620]

約数ペア:

[(1, 486570620), (2, 243285310), (4, 121642655), (5, 97314124), (10, 48657062), (19, 25608980), (20, 24328531), (38, 12804490), (76, 6402245), (95, 5121796), (190, 2560898), (380, 1280449), (787, 618260), (1574, 309130), (1627, 299060), (3148, 154565), (3254, 149530), (3935, 123652), (6508, 74765), (7870, 61826), (8135, 59812), (14953, 32540), (15740, 30913), (16270, 29906)]