2908920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{3463}}^1$

素因数の和:3484

約数の個数: 64

約数和(自身を含む): 9976320

約数和(自身を除く): 7067400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 3463, 6926, 10389, 13852, 17315, 20778, 24241, 27704, 34630, 41556, 48482, 51945, 69260, 72723, 83112, 96964, 103890, 121205, 138520, 145446, 193928, 207780, 242410, 290892, 363615, 415560, 484820, 581784, 727230, 969640, 1454460, 2908920]

約数ペア:

[(1, 2908920), (2, 1454460), (3, 969640), (4, 727230), (5, 581784), (6, 484820), (7, 415560), (8, 363615), (10, 290892), (12, 242410), (14, 207780), (15, 193928), (20, 145446), (21, 138520), (24, 121205), (28, 103890), (30, 96964), (35, 83112), (40, 72723), (42, 69260), (56, 51945), (60, 48482), (70, 41556), (84, 34630), (105, 27704), (120, 24241), (140, 20778), (168, 17315), (210, 13852), (280, 10389), (420, 6926), (840, 3463)]