2600143840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{331651}}^1$

素因数の和:331680

約数の個数: 72

約数和(自身を含む): 7145773992

約数和(自身を除く): 4545630152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 331651, 663302, 1326604, 1658255, 2321557, 2653208, 3316510, 4643114, 5306416, 6633020, 9286228, 10612832, 11607785, 13266040, 16250899, 18572456, 23215570, 26532080, 32501798, 37144912, 46431140, 53064160, 65003596, 74289824, 81254495, 92862280, 130007192, 162508990, 185724560, 260014384, 325017980, 371449120, 520028768, 650035960, 1300071920, 2600143840]

約数ペア:

[(1, 2600143840), (2, 1300071920), (4, 650035960), (5, 520028768), (7, 371449120), (8, 325017980), (10, 260014384), (14, 185724560), (16, 162508990), (20, 130007192), (28, 92862280), (32, 81254495), (35, 74289824), (40, 65003596), (49, 53064160), (56, 46431140), (70, 37144912), (80, 32501798), (98, 26532080), (112, 23215570), (140, 18572456), (160, 16250899), (196, 13266040), (224, 11607785), (245, 10612832), (280, 9286228), (392, 6633020), (490, 5306416), (560, 4643114), (784, 3316510), (980, 2653208), (1120, 2321557), (1568, 1658255), (1960, 1326604), (3920, 663302), (7840, 331651)]