2782920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{3313}}^1$

素因数の和:3334

約数の個数: 64

約数和(自身を含む): 9544320

約数和(自身を除く): 6761400

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, 3313, 6626, 9939, 13252, 16565, 19878, 23191, 26504, 33130, 39756, 46382, 49695, 66260, 69573, 79512, 92764, 99390, 115955, 132520, 139146, 185528, 198780, 231910, 278292, 347865, 397560, 463820, 556584, 695730, 927640, 1391460, 2782920]

約数ペア:

[(1, 2782920), (2, 1391460), (3, 927640), (4, 695730), (5, 556584), (6, 463820), (7, 397560), (8, 347865), (10, 278292), (12, 231910), (14, 198780), (15, 185528), (20, 139146), (21, 132520), (24, 115955), (28, 99390), (30, 92764), (35, 79512), (40, 69573), (42, 66260), (56, 49695), (60, 46382), (70, 39756), (84, 33130), (105, 26504), (120, 23191), (140, 19878), (168, 16565), (210, 13252), (280, 9939), (420, 6626), (840, 3313)]