2774240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{2477}}^1$

素因数の和:2499

約数の個数: 48

約数和(自身を含む): 7493472

約数和(自身を除く): 4719232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 2477, 4954, 9908, 12385, 17339, 19816, 24770, 34678, 39632, 49540, 69356, 79264, 86695, 99080, 138712, 173390, 198160, 277424, 346780, 396320, 554848, 693560, 1387120, 2774240]

約数ペア:

[(1, 2774240), (2, 1387120), (4, 693560), (5, 554848), (7, 396320), (8, 346780), (10, 277424), (14, 198160), (16, 173390), (20, 138712), (28, 99080), (32, 86695), (35, 79264), (40, 69356), (56, 49540), (70, 39632), (80, 34678), (112, 24770), (140, 19816), (160, 17339), (224, 12385), (280, 9908), (560, 4954), (1120, 2477)]