2791320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{3323}}^1$

素因数の和:3344

約数の個数: 64

約数和(自身を含む): 9573120

約数和(自身を除く): 6781800

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, 3323, 6646, 9969, 13292, 16615, 19938, 23261, 26584, 33230, 39876, 46522, 49845, 66460, 69783, 79752, 93044, 99690, 116305, 132920, 139566, 186088, 199380, 232610, 279132, 348915, 398760, 465220, 558264, 697830, 930440, 1395660, 2791320]

約数ペア:

[(1, 2791320), (2, 1395660), (3, 930440), (4, 697830), (5, 558264), (6, 465220), (7, 398760), (8, 348915), (10, 279132), (12, 232610), (14, 199380), (15, 186088), (20, 139566), (21, 132920), (24, 116305), (28, 99690), (30, 93044), (35, 79752), (40, 69783), (42, 66460), (56, 49845), (60, 46522), (70, 39876), (84, 33230), (105, 26584), (120, 23261), (140, 19938), (168, 16615), (210, 13292), (280, 9969), (420, 6646), (840, 3323)]