900651920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{39227}}^1$

素因数の和:39288

約数の個数: 80

約数和(自身を含む): 2451593088

約数和(自身を除く): 1550941168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 4592, 5740, 11480, 22960, 39227, 78454, 156908, 196135, 274589, 313816, 392270, 549178, 627632, 784540, 1098356, 1372945, 1569080, 1608307, 2196712, 2745890, 3138160, 3216614, 4393424, 5491780, 6433228, 8041535, 10983560, 11258149, 12866456, 16083070, 21967120, 22516298, 25732912, 32166140, 45032596, 56290745, 64332280, 90065192, 112581490, 128664560, 180130384, 225162980, 450325960, 900651920]

約数ペア:

[(1, 900651920), (2, 450325960), (4, 225162980), (5, 180130384), (7, 128664560), (8, 112581490), (10, 90065192), (14, 64332280), (16, 56290745), (20, 45032596), (28, 32166140), (35, 25732912), (40, 22516298), (41, 21967120), (56, 16083070), (70, 12866456), (80, 11258149), (82, 10983560), (112, 8041535), (140, 6433228), (164, 5491780), (205, 4393424), (280, 3216614), (287, 3138160), (328, 2745890), (410, 2196712), (560, 1608307), (574, 1569080), (656, 1372945), (820, 1098356), (1148, 784540), (1435, 627632), (1640, 549178), (2296, 392270), (2870, 313816), (3280, 274589), (4592, 196135), (5740, 156908), (11480, 78454), (22960, 39227)]